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[COMCTL32] Check for NULL pointer when handling BCM_GETIDEALSIZE.
[reactos.git] / dll / win32 / comctl32 / rebar.c
1 /*
2 * Rebar control
3 *
4 * Copyright 1998, 1999 Eric Kohl
5 * Copyright 2007, 2008 Mikolaj Zalewski
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 *
21 * NOTES
22 *
23 * This code was audited for completeness against the documented features
24 * of Comctl32.dll version 6.0 on Oct. 19, 2004, by Robert Shearman.
25 *
26 * Unless otherwise noted, we believe this code to be complete, as per
27 * the specification mentioned above.
28 * If you discover missing features or bugs please note them below.
29 *
30 * TODO
31 * Styles:
32 * - RBS_DBLCLKTOGGLE
33 * - RBS_FIXEDORDER
34 * - RBS_REGISTERDROP
35 * - RBS_TOOLTIPS
36 * Messages:
37 * - RB_BEGINDRAG
38 * - RB_DRAGMOVE
39 * - RB_ENDDRAG
40 * - RB_GETBANDMARGINS
41 * - RB_GETCOLORSCHEME
42 * - RB_GETDROPTARGET
43 * - RB_GETPALETTE
44 * - RB_SETCOLORSCHEME
45 * - RB_SETPALETTE
46 * - RB_SETTOOLTIPS
47 * - WM_CHARTOITEM
48 * - WM_LBUTTONDBLCLK
49 * - WM_PALETTECHANGED
50 * - WM_QUERYNEWPALETTE
51 * - WM_RBUTTONDOWN
52 * - WM_RBUTTONUP
53 * - WM_VKEYTOITEM
54 * - WM_WININICHANGE
55 * Notifications:
56 * - NM_HCHITTEST
57 * - NM_RELEASEDCAPTURE
58 * - RBN_AUTOBREAK
59 * - RBN_GETOBJECT
60 * - RBN_MINMAX
61 * Band styles:
62 * - RBBS_FIXEDBMP
63 * Native uses (on each draw!!) SM_CYBORDER (or SM_CXBORDER for CCS_VERT)
64 * to set the size of the separator width (the value SEP_WIDTH_SIZE
65 * in here). Should be fixed!!
66 */
67
68 /*
69 * Testing: set to 1 to make background brush *always* green
70 */
71 #define GLATESTING 0
72
73 /*
74 * 3. REBAR_MoveChildWindows should have a loop because more than
75 * one pass (together with the RBN_CHILDSIZEs) is made on
76 * at least RB_INSERTBAND
77 */
78
79 #include <assert.h>
80 #include <stdarg.h>
81 #include <stdlib.h>
82 #include <string.h>
83
84 #include "windef.h"
85 #include "winbase.h"
86 #include "wingdi.h"
87 #include "wine/unicode.h"
88 #include "winuser.h"
89 #include "winnls.h"
90 #include "commctrl.h"
91 #include "comctl32.h"
92 #include "uxtheme.h"
93 #include "vssym32.h"
94 #include "wine/debug.h"
95
96 WINE_DEFAULT_DEBUG_CHANNEL(rebar);
97
98 typedef struct
99 {
100 UINT fStyle;
101 UINT fMask;
102 COLORREF clrFore;
103 COLORREF clrBack;
104 INT iImage;
105 HWND hwndChild;
106 UINT cxMinChild; /* valid if _CHILDSIZE */
107 UINT cyMinChild; /* valid if _CHILDSIZE */
108 UINT cx; /* valid if _SIZE */
109 HBITMAP hbmBack;
110 UINT wID;
111 UINT cyChild; /* valid if _CHILDSIZE */
112 UINT cyMaxChild; /* valid if _CHILDSIZE */
113 UINT cyIntegral; /* valid if _CHILDSIZE */
114 UINT cxIdeal;
115 LPARAM lParam;
116 UINT cxHeader;
117
118 INT cxEffective; /* current cx for band */
119 UINT cyHeader; /* the height of the header */
120 UINT cxMinBand; /* minimum cx for band */
121 UINT cyMinBand; /* minimum cy for band */
122
123 UINT cyRowSoFar; /* for RBS_VARHEIGHT - the height of the row if it would break on this band (set by _Layout) */
124 INT iRow; /* zero-based index of the row this band assigned to */
125 UINT fStatus; /* status flags, reset only by _Validate */
126 UINT fDraw; /* drawing flags, reset only by _Layout */
127 UINT uCDret; /* last return from NM_CUSTOMDRAW */
128 RECT rcBand; /* calculated band rectangle - coordinates swapped for CCS_VERT */
129 RECT rcGripper; /* calculated gripper rectangle */
130 RECT rcCapImage; /* calculated caption image rectangle */
131 RECT rcCapText; /* calculated caption text rectangle */
132 RECT rcChild; /* calculated child rectangle */
133 RECT rcChevron; /* calculated chevron rectangle */
134
135 LPWSTR lpText;
136 HWND hwndPrevParent;
137 } REBAR_BAND;
138
139 /* has a value of: 0, CCS_TOP, CCS_NOMOVEY, CCS_BOTTOM */
140 #define CCS_LAYOUT_MASK 0x3
141
142 /* fStatus flags */
143 #define HAS_GRIPPER 0x00000001
144 #define HAS_IMAGE 0x00000002
145 #define HAS_TEXT 0x00000004
146
147 /* fDraw flags */
148 #define DRAW_GRIPPER 0x00000001
149 #define DRAW_IMAGE 0x00000002
150 #define DRAW_TEXT 0x00000004
151 #define DRAW_CHEVRONHOT 0x00000040
152 #define DRAW_CHEVRONPUSHED 0x00000080
153 #define NTF_INVALIDATE 0x01000000
154
155 typedef struct
156 {
157 COLORREF clrBk; /* background color */
158 COLORREF clrText; /* text color */
159 COLORREF clrBtnText; /* system color for BTNTEXT */
160 COLORREF clrBtnFace; /* system color for BTNFACE */
161 HIMAGELIST himl; /* handle to imagelist */
162 UINT uNumBands; /* # of bands in rebar (first=0, last=uNumBands-1 */
163 UINT uNumRows; /* # of rows of bands (first=1, last=uNumRows */
164 HWND hwndSelf; /* handle of REBAR window itself */
165 HWND hwndToolTip; /* handle to the tool tip control */
166 HWND hwndNotify; /* notification window (parent) */
167 HFONT hDefaultFont;
168 HFONT hFont; /* handle to the rebar's font */
169 SIZE imageSize; /* image size (image list) */
170 DWORD dwStyle; /* window style */
171 DWORD orgStyle; /* original style (dwStyle may change) */
172 SIZE calcSize; /* calculated rebar size - coordinates swapped for CCS_VERT */
173 BOOL bUnicode; /* TRUE if parent wants notify in W format */
174 BOOL DoRedraw; /* TRUE to actually draw bands */
175 UINT fStatus; /* Status flags (see below) */
176 HCURSOR hcurArrow; /* handle to the arrow cursor */
177 HCURSOR hcurHorz; /* handle to the EW cursor */
178 HCURSOR hcurVert; /* handle to the NS cursor */
179 HCURSOR hcurDrag; /* handle to the drag cursor */
180 INT iVersion; /* version number */
181 POINT dragStart; /* x,y of button down */
182 POINT dragNow; /* x,y of this MouseMove */
183 INT iOldBand; /* last band that had the mouse cursor over it */
184 INT ihitoffset; /* offset of hotspot from gripper.left */
185 INT ichevronhotBand; /* last band that had a hot chevron */
186 INT iGrabbedBand;/* band number of band whose gripper was grabbed */
187
188 HDPA bands; /* pointer to the array of rebar bands */
189 } REBAR_INFO;
190
191 /* fStatus flags */
192 #define BEGIN_DRAG_ISSUED 0x00000001
193 #define SELF_RESIZE 0x00000002
194 #define BAND_NEEDS_REDRAW 0x00000020
195
196 /* used by Windows to mark that the header size has been set by the user and shouldn't be changed */
197 #define RBBS_UNDOC_FIXEDHEADER 0x40000000
198
199 /* ---- REBAR layout constants. Mostly determined by ---- */
200 /* ---- experiment on WIN 98. ---- */
201
202 /* Width (or height) of separators between bands (either horz. or */
203 /* vert.). True only if RBS_BANDBORDERS is set */
204 #define SEP_WIDTH_SIZE 2
205 #define SEP_WIDTH ((infoPtr->dwStyle & RBS_BANDBORDERS) ? SEP_WIDTH_SIZE : 0)
206
207 /* Blank (background color) space between Gripper (if present) */
208 /* and next item (image, text, or window). Always present */
209 #define REBAR_ALWAYS_SPACE 4
210
211 /* Blank (background color) space after Image (if present). */
212 #define REBAR_POST_IMAGE 2
213
214 /* Blank (background color) space after Text (if present). */
215 #define REBAR_POST_TEXT 4
216
217 /* Height of vertical gripper in a CCS_VERT rebar. */
218 #define GRIPPER_HEIGHT 16
219
220 /* Blank (background color) space before Gripper (if present). */
221 #define REBAR_PRE_GRIPPER 2
222
223 /* Width (of normal vertical gripper) or height (of horz. gripper) */
224 /* if present. */
225 #define GRIPPER_WIDTH 3
226
227 /* Width of the chevron button if present */
228 #define CHEVRON_WIDTH 10
229
230 /* the gap between the child and the next band */
231 #define REBAR_POST_CHILD 4
232
233 /* Height of divider for Rebar if not disabled (CCS_NODIVIDER) */
234 /* either top or bottom */
235 #define REBAR_DIVIDER 2
236
237 /* height of a rebar without a child */
238 #define REBAR_NO_CHILD_HEIGHT 4
239
240 /* minimum vertical height of a normal bar */
241 /* or minimum width of a CCS_VERT bar - from experiment on Win2k */
242 #define REBAR_MINSIZE 23
243
244 /* This is the increment that is used over the band height */
245 #define REBARSPACE(a) ((a->fStyle & RBBS_CHILDEDGE) ? 2*REBAR_DIVIDER : 0)
246
247 /* ---- End of REBAR layout constants. ---- */
248
249 #define RB_GETBANDINFO_OLD (WM_USER+5) /* obsoleted after IE3, but we have to support it anyway */
250
251 /* The following define determines if a given band is hidden */
252 #define HIDDENBAND(a) (((a)->fStyle & RBBS_HIDDEN) || \
253 ((infoPtr->dwStyle & CCS_VERT) && \
254 ((a)->fStyle & RBBS_NOVERT)))
255
256 #define REBAR_GetInfoPtr(wndPtr) ((REBAR_INFO *)GetWindowLongPtrW (hwnd, 0))
257
258 static LRESULT REBAR_NotifyFormat(REBAR_INFO *infoPtr, LPARAM lParam);
259 static void REBAR_AutoSize(REBAR_INFO *infoPtr, BOOL needsLayout);
260
261 /* no index check here */
262 static inline REBAR_BAND* REBAR_GetBand(const REBAR_INFO *infoPtr, INT i)
263 {
264 assert(i >= 0 && i < infoPtr->uNumBands);
265 return DPA_GetPtr(infoPtr->bands, i);
266 }
267
268 /* "constant values" retrieved when DLL was initialized */
269 /* FIXME we do this when the classes are registered. */
270 static UINT mindragx = 0;
271 static UINT mindragy = 0;
272
273 static const char * const band_stylename[] = {
274 "RBBS_BREAK", /* 0001 */
275 "RBBS_FIXEDSIZE", /* 0002 */
276 "RBBS_CHILDEDGE", /* 0004 */
277 "RBBS_HIDDEN", /* 0008 */
278 "RBBS_NOVERT", /* 0010 */
279 "RBBS_FIXEDBMP", /* 0020 */
280 "RBBS_VARIABLEHEIGHT", /* 0040 */
281 "RBBS_GRIPPERALWAYS", /* 0080 */
282 "RBBS_NOGRIPPER", /* 0100 */
283 NULL };
284
285 static const char * const band_maskname[] = {
286 "RBBIM_STYLE", /* 0x00000001 */
287 "RBBIM_COLORS", /* 0x00000002 */
288 "RBBIM_TEXT", /* 0x00000004 */
289 "RBBIM_IMAGE", /* 0x00000008 */
290 "RBBIM_CHILD", /* 0x00000010 */
291 "RBBIM_CHILDSIZE", /* 0x00000020 */
292 "RBBIM_SIZE", /* 0x00000040 */
293 "RBBIM_BACKGROUND", /* 0x00000080 */
294 "RBBIM_ID", /* 0x00000100 */
295 "RBBIM_IDEALSIZE", /* 0x00000200 */
296 "RBBIM_LPARAM", /* 0x00000400 */
297 "RBBIM_HEADERSIZE", /* 0x00000800 */
298 NULL };
299
300
301 static CHAR line[200];
302
303 static const WCHAR themeClass[] = { 'R','e','b','a','r',0 };
304
305 static CHAR *
306 REBAR_FmtStyle( UINT style)
307 {
308 INT i = 0;
309
310 *line = 0;
311 while (band_stylename[i]) {
312 if (style & (1<<i)) {
313 if (*line != 0) strcat(line, " | ");
314 strcat(line, band_stylename[i]);
315 }
316 i++;
317 }
318 return line;
319 }
320
321
322 static CHAR *
323 REBAR_FmtMask( UINT mask)
324 {
325 INT i = 0;
326
327 *line = 0;
328 while (band_maskname[i]) {
329 if (mask & (1<<i)) {
330 if (*line != 0) strcat(line, " | ");
331 strcat(line, band_maskname[i]);
332 }
333 i++;
334 }
335 return line;
336 }
337
338
339 static VOID
340 REBAR_DumpBandInfo(const REBARBANDINFOW *pB)
341 {
342 if( !TRACE_ON(rebar) ) return;
343 TRACE("band info: ");
344 if (pB->fMask & RBBIM_ID)
345 TRACE("ID=%u, ", pB->wID);
346 TRACE("size=%u, child=%p", pB->cbSize, pB->hwndChild);
347 if (pB->fMask & RBBIM_COLORS)
348 TRACE(", clrF=0x%06x, clrB=0x%06x", pB->clrFore, pB->clrBack);
349 TRACE("\n");
350
351 TRACE("band info: mask=0x%08x (%s)\n", pB->fMask, REBAR_FmtMask(pB->fMask));
352 if (pB->fMask & RBBIM_STYLE)
353 TRACE("band info: style=0x%08x (%s)\n", pB->fStyle, REBAR_FmtStyle(pB->fStyle));
354 if (pB->fMask & (RBBIM_SIZE | RBBIM_IDEALSIZE | RBBIM_HEADERSIZE | RBBIM_LPARAM )) {
355 TRACE("band info:");
356 if (pB->fMask & RBBIM_SIZE)
357 TRACE(" cx=%u", pB->cx);
358 if (pB->fMask & RBBIM_IDEALSIZE)
359 TRACE(" xIdeal=%u", pB->cxIdeal);
360 if (pB->fMask & RBBIM_HEADERSIZE)
361 TRACE(" xHeader=%u", pB->cxHeader);
362 if (pB->fMask & RBBIM_LPARAM)
363 TRACE(" lParam=0x%08lx", pB->lParam);
364 TRACE("\n");
365 }
366 if (pB->fMask & RBBIM_CHILDSIZE)
367 TRACE("band info: xMin=%u, yMin=%u, yChild=%u, yMax=%u, yIntgl=%u\n",
368 pB->cxMinChild,
369 pB->cyMinChild, pB->cyChild, pB->cyMaxChild, pB->cyIntegral);
370 }
371
372 static VOID
373 REBAR_DumpBand (const REBAR_INFO *iP)
374 {
375 REBAR_BAND *pB;
376 UINT i;
377
378 if(! TRACE_ON(rebar) ) return;
379
380 TRACE("hwnd=%p: color=%08x/%08x, bands=%u, rows=%u, cSize=%d,%d\n",
381 iP->hwndSelf, iP->clrText, iP->clrBk, iP->uNumBands, iP->uNumRows,
382 iP->calcSize.cx, iP->calcSize.cy);
383 TRACE("hwnd=%p: flags=%08x, dragStart=%d,%d, dragNow=%d,%d, iGrabbedBand=%d\n",
384 iP->hwndSelf, iP->fStatus, iP->dragStart.x, iP->dragStart.y,
385 iP->dragNow.x, iP->dragNow.y,
386 iP->iGrabbedBand);
387 TRACE("hwnd=%p: style=%08x, notify in Unicode=%s, redraw=%s\n",
388 iP->hwndSelf, iP->dwStyle, (iP->bUnicode)?"TRUE":"FALSE",
389 (iP->DoRedraw)?"TRUE":"FALSE");
390 for (i = 0; i < iP->uNumBands; i++) {
391 pB = REBAR_GetBand(iP, i);
392 TRACE("band # %u:", i);
393 if (pB->fMask & RBBIM_ID)
394 TRACE(" ID=%u", pB->wID);
395 if (pB->fMask & RBBIM_CHILD)
396 TRACE(" child=%p", pB->hwndChild);
397 if (pB->fMask & RBBIM_COLORS)
398 TRACE(" clrF=0x%06x clrB=0x%06x", pB->clrFore, pB->clrBack);
399 TRACE("\n");
400 TRACE("band # %u: mask=0x%08x (%s)\n", i, pB->fMask, REBAR_FmtMask(pB->fMask));
401 if (pB->fMask & RBBIM_STYLE)
402 TRACE("band # %u: style=0x%08x (%s)\n",
403 i, pB->fStyle, REBAR_FmtStyle(pB->fStyle));
404 TRACE("band # %u: xHeader=%u",
405 i, pB->cxHeader);
406 if (pB->fMask & (RBBIM_SIZE | RBBIM_IDEALSIZE | RBBIM_LPARAM )) {
407 if (pB->fMask & RBBIM_SIZE)
408 TRACE(" cx=%u", pB->cx);
409 if (pB->fMask & RBBIM_IDEALSIZE)
410 TRACE(" xIdeal=%u", pB->cxIdeal);
411 if (pB->fMask & RBBIM_LPARAM)
412 TRACE(" lParam=0x%08lx", pB->lParam);
413 }
414 TRACE("\n");
415 if (RBBIM_CHILDSIZE)
416 TRACE("band # %u: xMin=%u, yMin=%u, yChild=%u, yMax=%u, yIntgl=%u\n",
417 i, pB->cxMinChild, pB->cyMinChild, pB->cyChild, pB->cyMaxChild, pB->cyIntegral);
418 if (pB->fMask & RBBIM_TEXT)
419 TRACE("band # %u: text=%s\n",
420 i, (pB->lpText) ? debugstr_w(pB->lpText) : "(null)");
421 TRACE("band # %u: cxMinBand=%u, cxEffective=%u, cyMinBand=%u\n",
422 i, pB->cxMinBand, pB->cxEffective, pB->cyMinBand);
423 TRACE("band # %u: fStatus=%08x, fDraw=%08x, Band=(%s), Grip=(%s)\n",
424 i, pB->fStatus, pB->fDraw, wine_dbgstr_rect(&pB->rcBand),
425 wine_dbgstr_rect(&pB->rcGripper));
426 TRACE("band # %u: Img=(%s), Txt=(%s), Child=(%s)\n",
427 i, wine_dbgstr_rect(&pB->rcCapImage),
428 wine_dbgstr_rect(&pB->rcCapText), wine_dbgstr_rect(&pB->rcChild));
429 }
430
431 }
432
433 /* dest can be equal to src */
434 static void translate_rect(const REBAR_INFO *infoPtr, RECT *dest, const RECT *src)
435 {
436 if (infoPtr->dwStyle & CCS_VERT) {
437 int tmp;
438 tmp = src->left;
439 dest->left = src->top;
440 dest->top = tmp;
441
442 tmp = src->right;
443 dest->right = src->bottom;
444 dest->bottom = tmp;
445 } else {
446 *dest = *src;
447 }
448 }
449
450 static int get_rect_cx(const REBAR_INFO *infoPtr, const RECT *lpRect)
451 {
452 if (infoPtr->dwStyle & CCS_VERT)
453 return lpRect->bottom - lpRect->top;
454 return lpRect->right - lpRect->left;
455 }
456
457 static int get_rect_cy(const REBAR_INFO *infoPtr, const RECT *lpRect)
458 {
459 if (infoPtr->dwStyle & CCS_VERT)
460 return lpRect->right - lpRect->left;
461 return lpRect->bottom - lpRect->top;
462 }
463
464 static int round_child_height(const REBAR_BAND *lpBand, int cyHeight)
465 {
466 int cy = 0;
467 if (lpBand->cyIntegral == 0)
468 return cyHeight;
469 cy = max(cyHeight - (int)lpBand->cyMinChild, 0);
470 cy = lpBand->cyMinChild + (cy/lpBand->cyIntegral) * lpBand->cyIntegral;
471 cy = min(cy, lpBand->cyMaxChild);
472 return cy;
473 }
474
475 static void update_min_band_height(const REBAR_INFO *infoPtr, REBAR_BAND *lpBand)
476 {
477 lpBand->cyMinBand = max(lpBand->cyHeader,
478 (lpBand->hwndChild ? lpBand->cyChild + REBARSPACE(lpBand) : REBAR_NO_CHILD_HEIGHT));
479 }
480
481 static void
482 REBAR_DrawChevron (HDC hdc, INT left, INT top, INT colorRef)
483 {
484 INT x, y;
485 HPEN hPen, hOldPen;
486
487 if (!(hPen = CreatePen( PS_SOLID, 1, GetSysColor( colorRef )))) return;
488 hOldPen = SelectObject ( hdc, hPen );
489 x = left + 2;
490 y = top;
491 MoveToEx (hdc, x, y, NULL);
492 LineTo (hdc, x+5, y++); x++;
493 MoveToEx (hdc, x, y, NULL);
494 LineTo (hdc, x+3, y++); x++;
495 MoveToEx (hdc, x, y, NULL);
496 LineTo (hdc, x+1, y);
497 SelectObject( hdc, hOldPen );
498 DeleteObject( hPen );
499 }
500
501 static HWND
502 REBAR_GetNotifyParent (const REBAR_INFO *infoPtr)
503 {
504 HWND parent, owner;
505
506 parent = infoPtr->hwndNotify;
507 if (!parent) {
508 parent = GetParent (infoPtr->hwndSelf);
509 owner = GetWindow (infoPtr->hwndSelf, GW_OWNER);
510 if (owner) parent = owner;
511 }
512 return parent;
513 }
514
515
516 static INT
517 REBAR_Notify (NMHDR *nmhdr, const REBAR_INFO *infoPtr, UINT code)
518 {
519 HWND parent;
520
521 parent = REBAR_GetNotifyParent (infoPtr);
522 nmhdr->idFrom = GetDlgCtrlID (infoPtr->hwndSelf);
523 nmhdr->hwndFrom = infoPtr->hwndSelf;
524 nmhdr->code = code;
525
526 TRACE("window %p, code=%08x, via %s\n", parent, code, (infoPtr->bUnicode)?"Unicode":"ANSI");
527
528 return SendMessageW(parent, WM_NOTIFY, nmhdr->idFrom, (LPARAM)nmhdr);
529 }
530
531 static INT
532 REBAR_Notify_NMREBAR (const REBAR_INFO *infoPtr, UINT uBand, UINT code)
533 {
534 NMREBAR notify_rebar;
535
536 notify_rebar.dwMask = 0;
537 if (uBand != -1) {
538 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, uBand);
539
540 if (lpBand->fMask & RBBIM_ID) {
541 notify_rebar.dwMask |= RBNM_ID;
542 notify_rebar.wID = lpBand->wID;
543 }
544 if (lpBand->fMask & RBBIM_LPARAM) {
545 notify_rebar.dwMask |= RBNM_LPARAM;
546 notify_rebar.lParam = lpBand->lParam;
547 }
548 if (lpBand->fMask & RBBIM_STYLE) {
549 notify_rebar.dwMask |= RBNM_STYLE;
550 notify_rebar.fStyle = lpBand->fStyle;
551 }
552 }
553 notify_rebar.uBand = uBand;
554 return REBAR_Notify ((NMHDR *)&notify_rebar, infoPtr, code);
555 }
556
557 static VOID
558 REBAR_DrawBand (HDC hdc, const REBAR_INFO *infoPtr, REBAR_BAND *lpBand)
559 {
560 HFONT hOldFont = 0;
561 INT oldBkMode = 0;
562 NMCUSTOMDRAW nmcd;
563 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
564 RECT rcBand;
565
566 translate_rect(infoPtr, &rcBand, &lpBand->rcBand);
567
568 if (lpBand->fDraw & DRAW_TEXT) {
569 hOldFont = SelectObject (hdc, infoPtr->hFont);
570 oldBkMode = SetBkMode (hdc, TRANSPARENT);
571 }
572
573 /* should test for CDRF_NOTIFYITEMDRAW here */
574 nmcd.dwDrawStage = CDDS_ITEMPREPAINT;
575 nmcd.hdc = hdc;
576 nmcd.rc = rcBand;
577 nmcd.rc.right = lpBand->rcCapText.right;
578 nmcd.rc.bottom = lpBand->rcCapText.bottom;
579 nmcd.dwItemSpec = lpBand->wID;
580 nmcd.uItemState = 0;
581 nmcd.lItemlParam = lpBand->lParam;
582 lpBand->uCDret = REBAR_Notify ((NMHDR *)&nmcd, infoPtr, NM_CUSTOMDRAW);
583 if (lpBand->uCDret == CDRF_SKIPDEFAULT) {
584 if (oldBkMode != TRANSPARENT)
585 SetBkMode (hdc, oldBkMode);
586 SelectObject (hdc, hOldFont);
587 return;
588 }
589
590 /* draw gripper */
591 if (lpBand->fDraw & DRAW_GRIPPER)
592 {
593 if (theme)
594 {
595 RECT rcGripper = lpBand->rcGripper;
596 int partId = (infoPtr->dwStyle & CCS_VERT) ? RP_GRIPPERVERT : RP_GRIPPER;
597 GetThemeBackgroundExtent (theme, hdc, partId, 0, &rcGripper, &rcGripper);
598 OffsetRect (&rcGripper, lpBand->rcGripper.left - rcGripper.left,
599 lpBand->rcGripper.top - rcGripper.top);
600 DrawThemeBackground (theme, hdc, partId, 0, &rcGripper, NULL);
601 }
602 else
603 DrawEdge (hdc, &lpBand->rcGripper, BDR_RAISEDINNER, BF_RECT | BF_MIDDLE);
604 }
605
606 /* draw caption image */
607 if (lpBand->fDraw & DRAW_IMAGE) {
608 POINT pt;
609
610 /* center image */
611 pt.y = (lpBand->rcCapImage.bottom + lpBand->rcCapImage.top - infoPtr->imageSize.cy)/2;
612 pt.x = (lpBand->rcCapImage.right + lpBand->rcCapImage.left - infoPtr->imageSize.cx)/2;
613
614 ImageList_Draw (infoPtr->himl, lpBand->iImage, hdc,
615 pt.x, pt.y,
616 ILD_TRANSPARENT);
617 }
618
619 /* draw caption text */
620 if (lpBand->fDraw & DRAW_TEXT) {
621 /* need to handle CDRF_NEWFONT here */
622 INT oldBkMode = SetBkMode (hdc, TRANSPARENT);
623 COLORREF oldcolor = CLR_NONE;
624 COLORREF new;
625 if (lpBand->clrFore != CLR_NONE) {
626 new = (lpBand->clrFore == CLR_DEFAULT) ? infoPtr->clrBtnText :
627 lpBand->clrFore;
628 oldcolor = SetTextColor (hdc, new);
629 }
630
631 #ifdef __REACTOS__
632 if (!theme)
633 {
634 DrawTextW (hdc, lpBand->lpText, -1, &lpBand->rcCapText, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
635 }
636 else
637 {
638 DrawThemeText(theme, hdc, 0, 0, lpBand->lpText, -1, DT_CENTER | DT_VCENTER | DT_SINGLELINE, 0, &lpBand->rcCapText);
639 }
640 #else
641 DrawTextW (hdc, lpBand->lpText, -1, &lpBand->rcCapText,
642 DT_CENTER | DT_VCENTER | DT_SINGLELINE);
643 #endif
644
645 if (oldBkMode != TRANSPARENT)
646 SetBkMode (hdc, oldBkMode);
647 if (lpBand->clrFore != CLR_NONE)
648 SetTextColor (hdc, oldcolor);
649 SelectObject (hdc, hOldFont);
650 }
651
652 if (!IsRectEmpty(&lpBand->rcChevron))
653 {
654 if (theme)
655 {
656 int stateId;
657 if (lpBand->fDraw & DRAW_CHEVRONPUSHED)
658 stateId = CHEVS_PRESSED;
659 else if (lpBand->fDraw & DRAW_CHEVRONHOT)
660 stateId = CHEVS_HOT;
661 else
662 stateId = CHEVS_NORMAL;
663 DrawThemeBackground (theme, hdc, RP_CHEVRON, stateId, &lpBand->rcChevron, NULL);
664 }
665 else
666 {
667 if (lpBand->fDraw & DRAW_CHEVRONPUSHED)
668 {
669 DrawEdge(hdc, &lpBand->rcChevron, BDR_SUNKENOUTER, BF_RECT | BF_MIDDLE);
670 REBAR_DrawChevron(hdc, lpBand->rcChevron.left+1, lpBand->rcChevron.top + 11, COLOR_WINDOWFRAME);
671 }
672 else if (lpBand->fDraw & DRAW_CHEVRONHOT)
673 {
674 DrawEdge(hdc, &lpBand->rcChevron, BDR_RAISEDINNER, BF_RECT | BF_MIDDLE);
675 REBAR_DrawChevron(hdc, lpBand->rcChevron.left, lpBand->rcChevron.top + 10, COLOR_WINDOWFRAME);
676 }
677 else
678 REBAR_DrawChevron(hdc, lpBand->rcChevron.left, lpBand->rcChevron.top + 10, COLOR_WINDOWFRAME);
679 }
680 }
681
682 if (lpBand->uCDret == (CDRF_NOTIFYPOSTPAINT | CDRF_NOTIFYITEMDRAW)) {
683 nmcd.dwDrawStage = CDDS_ITEMPOSTPAINT;
684 nmcd.hdc = hdc;
685 nmcd.rc = rcBand;
686 nmcd.rc.right = lpBand->rcCapText.right;
687 nmcd.rc.bottom = lpBand->rcCapText.bottom;
688 nmcd.dwItemSpec = lpBand->wID;
689 nmcd.uItemState = 0;
690 nmcd.lItemlParam = lpBand->lParam;
691 lpBand->uCDret = REBAR_Notify ((NMHDR *)&nmcd, infoPtr, NM_CUSTOMDRAW);
692 }
693 }
694
695
696 static VOID
697 REBAR_Refresh (const REBAR_INFO *infoPtr, HDC hdc)
698 {
699 REBAR_BAND *lpBand;
700 UINT i;
701
702 if (!infoPtr->DoRedraw) return;
703
704 for (i = 0; i < infoPtr->uNumBands; i++) {
705 lpBand = REBAR_GetBand(infoPtr, i);
706
707 if (HIDDENBAND(lpBand)) continue;
708
709 /* now draw the band */
710 TRACE("[%p] drawing band %i, flags=%08x\n",
711 infoPtr->hwndSelf, i, lpBand->fDraw);
712 REBAR_DrawBand (hdc, infoPtr, lpBand);
713 }
714 }
715
716
717 static void
718 REBAR_CalcHorzBand (const REBAR_INFO *infoPtr, UINT rstart, UINT rend)
719 /* Function: this routine initializes all the rectangles in */
720 /* each band in a row to fit in the adjusted rcBand rect. */
721 /* *** Supports only Horizontal bars. *** */
722 {
723 REBAR_BAND *lpBand;
724 UINT i, xoff;
725 RECT work;
726
727 for(i=rstart; i<rend; i++){
728 lpBand = REBAR_GetBand(infoPtr, i);
729 if (HIDDENBAND(lpBand)) {
730 SetRect (&lpBand->rcChild,
731 lpBand->rcBand.right, lpBand->rcBand.top,
732 lpBand->rcBand.right, lpBand->rcBand.bottom);
733 continue;
734 }
735
736 /* set initial gripper rectangle */
737 SetRect (&lpBand->rcGripper, lpBand->rcBand.left, lpBand->rcBand.top,
738 lpBand->rcBand.left, lpBand->rcBand.bottom);
739
740 /* calculate gripper rectangle */
741 if ( lpBand->fStatus & HAS_GRIPPER) {
742 lpBand->fDraw |= DRAW_GRIPPER;
743 lpBand->rcGripper.left += REBAR_PRE_GRIPPER;
744 lpBand->rcGripper.right = lpBand->rcGripper.left + GRIPPER_WIDTH;
745 InflateRect(&lpBand->rcGripper, 0, -2);
746
747 SetRect (&lpBand->rcCapImage,
748 lpBand->rcGripper.right+REBAR_ALWAYS_SPACE, lpBand->rcBand.top,
749 lpBand->rcGripper.right+REBAR_ALWAYS_SPACE, lpBand->rcBand.bottom);
750 }
751 else { /* no gripper will be drawn */
752 xoff = 0;
753 if (lpBand->fStatus & (HAS_IMAGE | HAS_TEXT))
754 /* if no gripper but either image or text, then leave space */
755 xoff = REBAR_ALWAYS_SPACE;
756 SetRect (&lpBand->rcCapImage,
757 lpBand->rcBand.left+xoff, lpBand->rcBand.top,
758 lpBand->rcBand.left+xoff, lpBand->rcBand.bottom);
759 }
760
761 /* image is visible */
762 if (lpBand->fStatus & HAS_IMAGE) {
763 lpBand->fDraw |= DRAW_IMAGE;
764 lpBand->rcCapImage.right += infoPtr->imageSize.cx;
765 lpBand->rcCapImage.bottom = lpBand->rcCapImage.top + infoPtr->imageSize.cy;
766
767 /* set initial caption text rectangle */
768 SetRect (&lpBand->rcCapText,
769 lpBand->rcCapImage.right+REBAR_POST_IMAGE, lpBand->rcBand.top+1,
770 lpBand->rcBand.left+lpBand->cxHeader, lpBand->rcBand.bottom-1);
771 }
772 else {
773 /* set initial caption text rectangle */
774 SetRect (&lpBand->rcCapText, lpBand->rcCapImage.right, lpBand->rcBand.top+1,
775 lpBand->rcBand.left+lpBand->cxHeader, lpBand->rcBand.bottom-1);
776 }
777
778 /* text is visible */
779 if ((lpBand->fStatus & HAS_TEXT) && !(lpBand->fStyle & RBBS_HIDETITLE)) {
780 lpBand->fDraw |= DRAW_TEXT;
781 lpBand->rcCapText.right = max(lpBand->rcCapText.left,
782 lpBand->rcCapText.right-REBAR_POST_TEXT);
783 }
784
785 /* set initial child window rectangle if there is a child */
786 if (lpBand->hwndChild) {
787
788 lpBand->rcChild.left = lpBand->rcBand.left + lpBand->cxHeader;
789 lpBand->rcChild.right = lpBand->rcBand.right - REBAR_POST_CHILD;
790
791 if (lpBand->cyChild > 0) {
792
793 UINT yoff = (lpBand->rcBand.bottom - lpBand->rcBand.top - lpBand->cyChild) / 2;
794
795 /* center child if height is known */
796 lpBand->rcChild.top = lpBand->rcBand.top + yoff;
797 lpBand->rcChild.bottom = lpBand->rcBand.top + yoff + lpBand->cyChild;
798 }
799 else {
800 lpBand->rcChild.top = lpBand->rcBand.top;
801 lpBand->rcChild.bottom = lpBand->rcBand.bottom;
802 }
803
804 if ((lpBand->fStyle & RBBS_USECHEVRON) && (lpBand->rcChild.right - lpBand->rcChild.left < lpBand->cxIdeal))
805 {
806 lpBand->rcChild.right -= CHEVRON_WIDTH;
807 SetRect(&lpBand->rcChevron, lpBand->rcChild.right,
808 lpBand->rcChild.top, lpBand->rcChild.right + CHEVRON_WIDTH,
809 lpBand->rcChild.bottom);
810 }
811 }
812 else {
813 SetRect (&lpBand->rcChild,
814 lpBand->rcBand.left+lpBand->cxHeader, lpBand->rcBand.top,
815 lpBand->rcBand.right, lpBand->rcBand.bottom);
816 }
817
818 /* flag if notify required and invalidate rectangle */
819 if (lpBand->fDraw & NTF_INVALIDATE) {
820 lpBand->fDraw &= ~NTF_INVALIDATE;
821 work = lpBand->rcBand;
822 work.right += SEP_WIDTH;
823 work.bottom += SEP_WIDTH;
824 TRACE("invalidating %s\n", wine_dbgstr_rect(&work));
825 InvalidateRect(infoPtr->hwndSelf, &work, TRUE);
826 if (lpBand->hwndChild) InvalidateRect(lpBand->hwndChild, NULL, TRUE);
827 }
828
829 }
830
831 }
832
833
834 static VOID
835 REBAR_CalcVertBand (const REBAR_INFO *infoPtr, UINT rstart, UINT rend)
836 /* Function: this routine initializes all the rectangles in */
837 /* each band in a row to fit in the adjusted rcBand rect. */
838 /* *** Supports only Vertical bars. *** */
839 {
840 REBAR_BAND *lpBand;
841 UINT i, xoff;
842 RECT work;
843
844 for(i=rstart; i<rend; i++){
845 RECT rcBand;
846 lpBand = REBAR_GetBand(infoPtr, i);
847 if (HIDDENBAND(lpBand)) continue;
848
849 translate_rect(infoPtr, &rcBand, &lpBand->rcBand);
850
851 /* set initial gripper rectangle */
852 SetRect (&lpBand->rcGripper, rcBand.left, rcBand.top, rcBand.right, rcBand.top);
853
854 /* calculate gripper rectangle */
855 if (lpBand->fStatus & HAS_GRIPPER) {
856 lpBand->fDraw |= DRAW_GRIPPER;
857
858 if (infoPtr->dwStyle & RBS_VERTICALGRIPPER) {
859 /* vertical gripper */
860 lpBand->rcGripper.left += 3;
861 lpBand->rcGripper.right = lpBand->rcGripper.left + GRIPPER_WIDTH;
862 lpBand->rcGripper.top += REBAR_PRE_GRIPPER;
863 lpBand->rcGripper.bottom = lpBand->rcGripper.top + GRIPPER_HEIGHT;
864
865 /* initialize Caption image rectangle */
866 SetRect (&lpBand->rcCapImage, rcBand.left,
867 lpBand->rcGripper.bottom + REBAR_ALWAYS_SPACE,
868 rcBand.right,
869 lpBand->rcGripper.bottom + REBAR_ALWAYS_SPACE);
870 }
871 else {
872 /* horizontal gripper */
873 InflateRect(&lpBand->rcGripper, -2, 0);
874 lpBand->rcGripper.top += REBAR_PRE_GRIPPER;
875 lpBand->rcGripper.bottom = lpBand->rcGripper.top + GRIPPER_WIDTH;
876
877 /* initialize Caption image rectangle */
878 SetRect (&lpBand->rcCapImage, rcBand.left,
879 lpBand->rcGripper.bottom + REBAR_ALWAYS_SPACE,
880 rcBand.right,
881 lpBand->rcGripper.bottom + REBAR_ALWAYS_SPACE);
882 }
883 }
884 else { /* no gripper will be drawn */
885 xoff = 0;
886 if (lpBand->fStatus & (HAS_IMAGE | HAS_TEXT))
887 /* if no gripper but either image or text, then leave space */
888 xoff = REBAR_ALWAYS_SPACE;
889 /* initialize Caption image rectangle */
890 SetRect (&lpBand->rcCapImage,
891 rcBand.left, rcBand.top+xoff,
892 rcBand.right, rcBand.top+xoff);
893 }
894
895 /* image is visible */
896 if (lpBand->fStatus & HAS_IMAGE) {
897 lpBand->fDraw |= DRAW_IMAGE;
898
899 lpBand->rcCapImage.right = lpBand->rcCapImage.left + infoPtr->imageSize.cx;
900 lpBand->rcCapImage.bottom += infoPtr->imageSize.cy;
901
902 /* set initial caption text rectangle */
903 SetRect (&lpBand->rcCapText,
904 rcBand.left, lpBand->rcCapImage.bottom+REBAR_POST_IMAGE,
905 rcBand.right, rcBand.top+lpBand->cxHeader);
906 }
907 else {
908 /* set initial caption text rectangle */
909 SetRect (&lpBand->rcCapText,
910 rcBand.left, lpBand->rcCapImage.bottom,
911 rcBand.right, rcBand.top+lpBand->cxHeader);
912 }
913
914 /* text is visible */
915 if ((lpBand->fStatus & HAS_TEXT) && !(lpBand->fStyle & RBBS_HIDETITLE)) {
916 lpBand->fDraw |= DRAW_TEXT;
917 lpBand->rcCapText.bottom = max(lpBand->rcCapText.top,
918 lpBand->rcCapText.bottom);
919 }
920
921 /* set initial child window rectangle if there is a child */
922 if (lpBand->hwndChild) {
923 int cxBand = rcBand.right - rcBand.left;
924 xoff = (cxBand - lpBand->cyChild) / 2;
925 SetRect (&lpBand->rcChild,
926 rcBand.left + xoff, rcBand.top + lpBand->cxHeader,
927 rcBand.left + xoff + lpBand->cyChild, rcBand.bottom - REBAR_POST_CHILD);
928 }
929 else {
930 SetRect (&lpBand->rcChild,
931 rcBand.left, rcBand.top+lpBand->cxHeader,
932 rcBand.right, rcBand.bottom);
933 }
934
935 if (lpBand->fDraw & NTF_INVALIDATE) {
936 lpBand->fDraw &= ~NTF_INVALIDATE;
937 work = rcBand;
938 work.bottom += SEP_WIDTH;
939 work.right += SEP_WIDTH;
940 TRACE("invalidating %s\n", wine_dbgstr_rect(&work));
941 InvalidateRect(infoPtr->hwndSelf, &work, TRUE);
942 if (lpBand->hwndChild) InvalidateRect(lpBand->hwndChild, NULL, TRUE);
943 }
944
945 }
946 }
947
948
949 static VOID
950 REBAR_ForceResize (REBAR_INFO *infoPtr)
951 /* Function: This changes the size of the REBAR window to that */
952 /* calculated by REBAR_Layout. */
953 {
954 INT x, y, width, height;
955 INT xedge = 0, yedge = 0;
956 RECT rcSelf;
957
958 TRACE("new size [%d x %d]\n", infoPtr->calcSize.cx, infoPtr->calcSize.cy);
959
960 if (infoPtr->dwStyle & CCS_NORESIZE)
961 return;
962
963 if (infoPtr->dwStyle & WS_BORDER)
964 {
965 xedge = GetSystemMetrics(SM_CXEDGE);
966 yedge = GetSystemMetrics(SM_CYEDGE);
967 /* swap for CCS_VERT? */
968 }
969
970 /* compute rebar window rect in parent client coordinates */
971 GetWindowRect(infoPtr->hwndSelf, &rcSelf);
972 MapWindowPoints(HWND_DESKTOP, GetParent(infoPtr->hwndSelf), (LPPOINT)&rcSelf, 2);
973 translate_rect(infoPtr, &rcSelf, &rcSelf);
974
975 height = infoPtr->calcSize.cy + 2*yedge;
976 if (!(infoPtr->dwStyle & CCS_NOPARENTALIGN)) {
977 RECT rcParent;
978
979 x = -xedge;
980 width = infoPtr->calcSize.cx + 2*xedge;
981 y = 0; /* quiet compiler warning */
982 switch ( infoPtr->dwStyle & CCS_LAYOUT_MASK) {
983 case 0: /* shouldn't happen - see NCCreate */
984 case CCS_TOP:
985 y = ((infoPtr->dwStyle & CCS_NODIVIDER) ? 0 : REBAR_DIVIDER) - yedge;
986 break;
987 case CCS_NOMOVEY:
988 y = rcSelf.top;
989 break;
990 case CCS_BOTTOM:
991 GetClientRect(GetParent(infoPtr->hwndSelf), &rcParent);
992 translate_rect(infoPtr, &rcParent, &rcParent);
993 y = rcParent.bottom - infoPtr->calcSize.cy - yedge;
994 break;
995 }
996 }
997 else {
998 x = rcSelf.left;
999 /* As on Windows if the CCS_NODIVIDER is not present the control will move
1000 * 2 pixel down after every layout */
1001 y = rcSelf.top + ((infoPtr->dwStyle & CCS_NODIVIDER) ? 0 : REBAR_DIVIDER);
1002 width = rcSelf.right - rcSelf.left;
1003 }
1004
1005 TRACE("hwnd %p, style=%08x, setting at (%d,%d) for (%d,%d)\n",
1006 infoPtr->hwndSelf, infoPtr->dwStyle, x, y, width, height);
1007
1008 /* Set flag to ignore next WM_SIZE message and resize the window */
1009 infoPtr->fStatus |= SELF_RESIZE;
1010 if ((infoPtr->dwStyle & CCS_VERT) == 0)
1011 SetWindowPos(infoPtr->hwndSelf, 0, x, y, width, height, SWP_NOZORDER);
1012 else
1013 SetWindowPos(infoPtr->hwndSelf, 0, y, x, height, width, SWP_NOZORDER);
1014 infoPtr->fStatus &= ~SELF_RESIZE;
1015 }
1016
1017
1018 static VOID
1019 REBAR_MoveChildWindows (const REBAR_INFO *infoPtr, UINT start, UINT endplus)
1020 {
1021 static const WCHAR strComboBox[] = { 'C','o','m','b','o','B','o','x',0 };
1022 REBAR_BAND *lpBand;
1023 WCHAR szClassName[40];
1024 UINT i;
1025 NMREBARCHILDSIZE rbcz;
1026 HDWP deferpos;
1027
1028 if (!(deferpos = BeginDeferWindowPos(infoPtr->uNumBands)))
1029 ERR("BeginDeferWindowPos returned NULL\n");
1030
1031 for (i = start; i < endplus; i++) {
1032 lpBand = REBAR_GetBand(infoPtr, i);
1033
1034 if (HIDDENBAND(lpBand)) continue;
1035 if (lpBand->hwndChild) {
1036 TRACE("hwndChild = %p\n", lpBand->hwndChild);
1037
1038 /* Always generate the RBN_CHILDSIZE even if child
1039 did not change */
1040 rbcz.uBand = i;
1041 rbcz.wID = lpBand->wID;
1042 rbcz.rcChild = lpBand->rcChild;
1043 translate_rect(infoPtr, &rbcz.rcBand, &lpBand->rcBand);
1044 if (infoPtr->dwStyle & CCS_VERT)
1045 rbcz.rcBand.top += lpBand->cxHeader;
1046 else
1047 rbcz.rcBand.left += lpBand->cxHeader;
1048 REBAR_Notify ((NMHDR *)&rbcz, infoPtr, RBN_CHILDSIZE);
1049 if (!EqualRect (&lpBand->rcChild, &rbcz.rcChild)) {
1050 TRACE("Child rect changed by NOTIFY for band %u\n", i);
1051 TRACE(" from (%s) to (%s)\n",
1052 wine_dbgstr_rect(&lpBand->rcChild),
1053 wine_dbgstr_rect(&rbcz.rcChild));
1054 lpBand->rcChild = rbcz.rcChild; /* *** ??? */
1055 }
1056
1057 GetClassNameW (lpBand->hwndChild, szClassName, ARRAY_SIZE(szClassName));
1058 if (!lstrcmpW (szClassName, strComboBox) ||
1059 !lstrcmpW (szClassName, WC_COMBOBOXEXW)) {
1060 INT nEditHeight, yPos;
1061 RECT rc;
1062
1063 /* special placement code for combo or comboex box */
1064
1065
1066 /* get size of edit line */
1067 GetWindowRect (lpBand->hwndChild, &rc);
1068 nEditHeight = rc.bottom - rc.top;
1069 yPos = (lpBand->rcChild.bottom + lpBand->rcChild.top - nEditHeight)/2;
1070
1071 /* center combo box inside child area */
1072 TRACE("moving child (Combo(Ex)) %p to (%d,%d) for (%d,%d)\n",
1073 lpBand->hwndChild,
1074 lpBand->rcChild.left, yPos,
1075 lpBand->rcChild.right - lpBand->rcChild.left,
1076 nEditHeight);
1077 deferpos = DeferWindowPos (deferpos, lpBand->hwndChild, HWND_TOP,
1078 lpBand->rcChild.left,
1079 /*lpBand->rcChild.top*/ yPos,
1080 lpBand->rcChild.right - lpBand->rcChild.left,
1081 nEditHeight,
1082 SWP_NOZORDER);
1083 if (!deferpos)
1084 ERR("DeferWindowPos returned NULL\n");
1085 }
1086 else {
1087 TRACE("moving child (Other) %p to (%d,%d) for (%d,%d)\n",
1088 lpBand->hwndChild,
1089 lpBand->rcChild.left, lpBand->rcChild.top,
1090 lpBand->rcChild.right - lpBand->rcChild.left,
1091 lpBand->rcChild.bottom - lpBand->rcChild.top);
1092 deferpos = DeferWindowPos (deferpos, lpBand->hwndChild, HWND_TOP,
1093 lpBand->rcChild.left,
1094 lpBand->rcChild.top,
1095 lpBand->rcChild.right - lpBand->rcChild.left,
1096 lpBand->rcChild.bottom - lpBand->rcChild.top,
1097 SWP_NOZORDER);
1098 if (!deferpos)
1099 ERR("DeferWindowPos returned NULL\n");
1100 }
1101 }
1102 }
1103 if (!EndDeferWindowPos(deferpos))
1104 ERR("EndDeferWindowPos returned NULL\n");
1105
1106 if (infoPtr->DoRedraw)
1107 UpdateWindow (infoPtr->hwndSelf);
1108 }
1109
1110 /* Returns the next visible band (the first visible band in [i+1; infoPtr->uNumBands) )
1111 * or infoPtr->uNumBands if none */
1112 static int next_visible(const REBAR_INFO *infoPtr, int i)
1113 {
1114 unsigned int n;
1115 for (n = i + 1; n < infoPtr->uNumBands; n++)
1116 if (!HIDDENBAND(REBAR_GetBand(infoPtr, n)))
1117 break;
1118 return n;
1119 }
1120
1121 /* Returns the previous visible band (the last visible band in [0; i) )
1122 * or -1 if none */
1123 static int prev_visible(const REBAR_INFO *infoPtr, int i)
1124 {
1125 int n;
1126 for (n = i - 1; n >= 0; n--)
1127 if (!HIDDENBAND(REBAR_GetBand(infoPtr, n)))
1128 break;
1129 return n;
1130 }
1131
1132 /* Returns the first visible band or infoPtr->uNumBands if none */
1133 static int first_visible(const REBAR_INFO *infoPtr)
1134 {
1135 return next_visible(infoPtr, -1); /* this works*/
1136 }
1137
1138 /* Returns the first visible band for the given row (or iBand if none) */
1139 static int get_row_begin_for_band(const REBAR_INFO *infoPtr, INT iBand)
1140 {
1141 int iLastBand = iBand;
1142 int iRow = REBAR_GetBand(infoPtr, iBand)->iRow;
1143 while ((iBand = prev_visible(infoPtr, iBand)) >= 0) {
1144 if (REBAR_GetBand(infoPtr, iBand)->iRow != iRow)
1145 break;
1146 else
1147 iLastBand = iBand;
1148 }
1149 return iLastBand;
1150 }
1151
1152 /* Returns the first visible band for the next row (or infoPtr->uNumBands if none) */
1153 static int get_row_end_for_band(const REBAR_INFO *infoPtr, INT iBand)
1154 {
1155 int iRow = REBAR_GetBand(infoPtr, iBand)->iRow;
1156 while ((iBand = next_visible(infoPtr, iBand)) < infoPtr->uNumBands)
1157 if (REBAR_GetBand(infoPtr, iBand)->iRow != iRow)
1158 break;
1159 return iBand;
1160 }
1161
1162 /* Compute the rcBand.{left,right} from the cxEffective bands widths computed earlier.
1163 * iBeginBand must be visible */
1164 static void REBAR_SetRowRectsX(const REBAR_INFO *infoPtr, INT iBeginBand, INT iEndBand)
1165 {
1166 int xPos = 0, i;
1167 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1168 {
1169 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, i);
1170 if (lpBand->rcBand.left != xPos || lpBand->rcBand.right != xPos + lpBand->cxEffective) {
1171 lpBand->fDraw |= NTF_INVALIDATE;
1172 TRACE("Setting rect %d to %d,%d\n", i, xPos, xPos + lpBand->cxEffective);
1173 lpBand->rcBand.left = xPos;
1174 lpBand->rcBand.right = xPos + lpBand->cxEffective;
1175 }
1176 xPos += lpBand->cxEffective + SEP_WIDTH;
1177 }
1178 }
1179
1180 /* The rationale of this function is probably as follows: if we have some space
1181 * to distribute we want to add it to a band on the right. However we don't want
1182 * to unminimize a minimized band so we search for a band that is big enough.
1183 * For some reason "big enough" is defined as bigger than the minimum size of the
1184 * first band in the row
1185 */
1186 static REBAR_BAND *REBAR_FindBandToGrow(const REBAR_INFO *infoPtr, INT iBeginBand, INT iEndBand)
1187 {
1188 INT cxMinFirstBand = 0, i;
1189
1190 cxMinFirstBand = REBAR_GetBand(infoPtr, iBeginBand)->cxMinBand;
1191
1192 for (i = prev_visible(infoPtr, iEndBand); i >= iBeginBand; i = prev_visible(infoPtr, i))
1193 if (REBAR_GetBand(infoPtr, i)->cxEffective > cxMinFirstBand &&
1194 !(REBAR_GetBand(infoPtr, i)->fStyle & RBBS_FIXEDSIZE))
1195 break;
1196
1197 if (i < iBeginBand)
1198 for (i = prev_visible(infoPtr, iEndBand); i >= iBeginBand; i = prev_visible(infoPtr, i))
1199 if (REBAR_GetBand(infoPtr, i)->cxMinBand == cxMinFirstBand)
1200 break;
1201
1202 TRACE("Extra space for row [%d..%d) should be added to band %d\n", iBeginBand, iEndBand, i);
1203 return REBAR_GetBand(infoPtr, i);
1204 }
1205
1206 /* Try to shrink the visible bands in [iBeginBand; iEndBand) by cxShrink, starting from the right */
1207 static int REBAR_ShrinkBandsRTL(const REBAR_INFO *infoPtr, INT iBeginBand, INT iEndBand, INT cxShrink, BOOL bEnforce)
1208 {
1209 REBAR_BAND *lpBand;
1210 INT width, i;
1211
1212 TRACE("Shrinking bands [%d..%d) by %d, right-to-left\n", iBeginBand, iEndBand, cxShrink);
1213 for (i = prev_visible(infoPtr, iEndBand); i >= iBeginBand; i = prev_visible(infoPtr, i))
1214 {
1215 lpBand = REBAR_GetBand(infoPtr, i);
1216
1217 width = max(lpBand->cxEffective - cxShrink, (int)lpBand->cxMinBand);
1218 cxShrink -= lpBand->cxEffective - width;
1219 lpBand->cxEffective = width;
1220 if (bEnforce && lpBand->cx > lpBand->cxEffective)
1221 lpBand->cx = lpBand->cxEffective;
1222 if (cxShrink == 0)
1223 break;
1224 }
1225 return cxShrink;
1226 }
1227
1228
1229 /* Try to shrink the visible bands in [iBeginBand; iEndBand) by cxShrink, starting from the left.
1230 * iBeginBand must be visible */
1231 static int REBAR_ShrinkBandsLTR(const REBAR_INFO *infoPtr, INT iBeginBand, INT iEndBand, INT cxShrink, BOOL bEnforce)
1232 {
1233 REBAR_BAND *lpBand;
1234 INT width, i;
1235
1236 TRACE("Shrinking bands [%d..%d) by %d, left-to-right\n", iBeginBand, iEndBand, cxShrink);
1237 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1238 {
1239 lpBand = REBAR_GetBand(infoPtr, i);
1240
1241 width = max(lpBand->cxEffective - cxShrink, (int)lpBand->cxMinBand);
1242 cxShrink -= lpBand->cxEffective - width;
1243 lpBand->cxEffective = width;
1244 if (bEnforce)
1245 lpBand->cx = lpBand->cxEffective;
1246 if (cxShrink == 0)
1247 break;
1248 }
1249 return cxShrink;
1250 }
1251
1252 /* Tries to move a band to a given offset within a row. */
1253 static int REBAR_MoveBandToRowOffset(REBAR_INFO *infoPtr, INT iBand, INT iFirstBand,
1254 INT iLastBand, INT xOff, BOOL reorder)
1255 {
1256 REBAR_BAND *insertBand = REBAR_GetBand(infoPtr, iBand);
1257 int xPos = 0, i;
1258 const BOOL setBreak = REBAR_GetBand(infoPtr, iFirstBand)->fStyle & RBBS_BREAK;
1259
1260 /* Find the band's new position */
1261 if(reorder)
1262 {
1263 /* Used during an LR band reorder drag */
1264 for (i = iFirstBand; i < iLastBand; i = next_visible(infoPtr, i))
1265 {
1266 if(xPos > xOff)
1267 break;
1268 xPos += REBAR_GetBand(infoPtr, i)->cxEffective + SEP_WIDTH;
1269 }
1270 }
1271 else
1272 {
1273 /* Used during a UD band insertion drag */
1274 for (i = iFirstBand; i < iLastBand; i = next_visible(infoPtr, i))
1275 {
1276 const REBAR_BAND *band = REBAR_GetBand(infoPtr, i);
1277 if(xPos + band->cxMinBand / 2 > xOff)
1278 break;
1279 xPos += band->cxEffective + SEP_WIDTH;
1280 }
1281 }
1282
1283 /* Move the band to its new position */
1284 DPA_DeletePtr(infoPtr->bands, iBand);
1285 if(i > iBand)
1286 i--;
1287 DPA_InsertPtr(infoPtr->bands, i, insertBand);
1288
1289 /* Ensure only the last band has the RBBS_BREAK flag set */
1290 insertBand->fStyle &= ~RBBS_BREAK;
1291 if(setBreak)
1292 REBAR_GetBand(infoPtr, iFirstBand)->fStyle |= RBBS_BREAK;
1293
1294 /* Return the currently grabbed band */
1295 if(infoPtr->iGrabbedBand == iBand)
1296 {
1297 infoPtr->iGrabbedBand = i;
1298 return i;
1299 }
1300 else return -1;
1301 }
1302
1303 /* Set the heights of the visible bands in [iBeginBand; iEndBand) to the max height. iBeginBand must be visible */
1304 static int REBAR_SetBandsHeight(const REBAR_INFO *infoPtr, INT iBeginBand, INT iEndBand, INT yStart)
1305 {
1306 REBAR_BAND *lpBand;
1307 int yMaxHeight = 0;
1308 int yPos = yStart;
1309 int row = REBAR_GetBand(infoPtr, iBeginBand)->iRow;
1310 int i;
1311 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1312 {
1313 lpBand = REBAR_GetBand(infoPtr, i);
1314 lpBand->cyRowSoFar = yMaxHeight;
1315 yMaxHeight = max(yMaxHeight, lpBand->cyMinBand);
1316 }
1317 TRACE("Bands [%d; %d) height: %d\n", iBeginBand, iEndBand, yMaxHeight);
1318
1319 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1320 {
1321 lpBand = REBAR_GetBand(infoPtr, i);
1322 /* we may be called for multiple rows if RBS_VARHEIGHT not set */
1323 if (lpBand->iRow != row) {
1324 yPos += yMaxHeight + SEP_WIDTH;
1325 row = lpBand->iRow;
1326 }
1327
1328 if (lpBand->rcBand.top != yPos || lpBand->rcBand.bottom != yPos + yMaxHeight) {
1329 lpBand->fDraw |= NTF_INVALIDATE;
1330 lpBand->rcBand.top = yPos;
1331 lpBand->rcBand.bottom = yPos + yMaxHeight;
1332 TRACE("Band %d: %s\n", i, wine_dbgstr_rect(&lpBand->rcBand));
1333 }
1334 }
1335 return yPos + yMaxHeight;
1336 }
1337
1338 /* Layout the row [iBeginBand; iEndBand). iBeginBand must be visible */
1339 static void REBAR_LayoutRow(const REBAR_INFO *infoPtr, int iBeginBand, int iEndBand, int cx, int *piRow, int *pyPos)
1340 {
1341 REBAR_BAND *lpBand;
1342 int i, extra;
1343 int width = 0;
1344
1345 TRACE("Adjusting row [%d;%d). Width: %d\n", iBeginBand, iEndBand, cx);
1346 for (i = iBeginBand; i < iEndBand; i++)
1347 REBAR_GetBand(infoPtr, i)->iRow = *piRow;
1348
1349 /* compute the extra space */
1350 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1351 {
1352 lpBand = REBAR_GetBand(infoPtr, i);
1353 if (i > iBeginBand)
1354 width += SEP_WIDTH;
1355 lpBand->cxEffective = max(lpBand->cxMinBand, lpBand->cx);
1356 width += lpBand->cxEffective;
1357 }
1358
1359 extra = cx - width;
1360 TRACE("Extra space: %d\n", extra);
1361 if (extra < 0) {
1362 int ret = REBAR_ShrinkBandsRTL(infoPtr, iBeginBand, iEndBand, -extra, FALSE);
1363 if (ret > 0 && next_visible(infoPtr, iBeginBand) != iEndBand) /* one band may be longer than expected... */
1364 ERR("Error layouting row %d - couldn't shrink for %d pixels (%d total shrink)\n", *piRow, ret, -extra);
1365 } else
1366 if (extra > 0) {
1367 lpBand = REBAR_FindBandToGrow(infoPtr, iBeginBand, iEndBand);
1368 lpBand->cxEffective += extra;
1369 }
1370
1371 REBAR_SetRowRectsX(infoPtr, iBeginBand, iEndBand);
1372 if (infoPtr->dwStyle & RBS_VARHEIGHT)
1373 {
1374 if (*piRow > 0)
1375 *pyPos += SEP_WIDTH;
1376 *pyPos = REBAR_SetBandsHeight(infoPtr, iBeginBand, iEndBand, *pyPos);
1377 }
1378 (*piRow)++;
1379 }
1380
1381 static VOID
1382 REBAR_Layout(REBAR_INFO *infoPtr)
1383 {
1384 REBAR_BAND *lpBand;
1385 RECT rcAdj;
1386 SIZE oldSize;
1387 INT adjcx, i;
1388 INT rowstart;
1389 INT row = 0;
1390 INT xMin, yPos;
1391
1392 if (infoPtr->dwStyle & (CCS_NORESIZE | CCS_NOPARENTALIGN) || GetParent(infoPtr->hwndSelf) == NULL)
1393 GetClientRect(infoPtr->hwndSelf, &rcAdj);
1394 else
1395 GetClientRect(GetParent(infoPtr->hwndSelf), &rcAdj);
1396 TRACE("adjustment rect is (%s)\n", wine_dbgstr_rect(&rcAdj));
1397
1398 adjcx = get_rect_cx(infoPtr, &rcAdj);
1399
1400 if (infoPtr->uNumBands == 0) {
1401 TRACE("No bands - setting size to (0,%d), style: %x\n", adjcx, infoPtr->dwStyle);
1402 infoPtr->calcSize.cx = adjcx;
1403 /* the calcSize.cy won't change for a 0 band rebar */
1404 infoPtr->uNumRows = 0;
1405 REBAR_ForceResize(infoPtr);
1406 return;
1407 }
1408
1409 yPos = 0;
1410 xMin = 0;
1411 rowstart = first_visible(infoPtr);
1412 /* divide rows */
1413 for (i = rowstart; i < infoPtr->uNumBands; i = next_visible(infoPtr, i))
1414 {
1415 lpBand = REBAR_GetBand(infoPtr, i);
1416
1417 if (i > rowstart && (lpBand->fStyle & RBBS_BREAK || xMin + lpBand->cxMinBand > adjcx)) {
1418 TRACE("%s break on band %d\n", (lpBand->fStyle & RBBS_BREAK ? "Hard" : "Soft"), i - 1);
1419 REBAR_LayoutRow(infoPtr, rowstart, i, adjcx, &row, &yPos);
1420 rowstart = i;
1421 xMin = 0;
1422 }
1423 else
1424 xMin += SEP_WIDTH;
1425
1426 xMin += lpBand->cxMinBand;
1427 }
1428 if (rowstart < infoPtr->uNumBands)
1429 REBAR_LayoutRow(infoPtr, rowstart, infoPtr->uNumBands, adjcx, &row, &yPos);
1430
1431 if (!(infoPtr->dwStyle & RBS_VARHEIGHT))
1432 yPos = REBAR_SetBandsHeight(infoPtr, first_visible(infoPtr), infoPtr->uNumBands, 0);
1433
1434 infoPtr->uNumRows = row;
1435
1436 if (infoPtr->dwStyle & CCS_VERT)
1437 REBAR_CalcVertBand(infoPtr, 0, infoPtr->uNumBands);
1438 else
1439 REBAR_CalcHorzBand(infoPtr, 0, infoPtr->uNumBands);
1440 /* now compute size of Rebar itself */
1441 oldSize = infoPtr->calcSize;
1442
1443 infoPtr->calcSize.cx = adjcx;
1444 infoPtr->calcSize.cy = yPos;
1445 TRACE("calcsize size=(%d, %d), origheight=(%d,%d)\n",
1446 infoPtr->calcSize.cx, infoPtr->calcSize.cy,
1447 oldSize.cx, oldSize.cy);
1448
1449 REBAR_DumpBand (infoPtr);
1450 REBAR_MoveChildWindows (infoPtr, 0, infoPtr->uNumBands);
1451 REBAR_ForceResize (infoPtr);
1452
1453 /* note: after a RBN_HEIGHTCHANGE native sends once again all the RBN_CHILDSIZE
1454 * and does another ForceResize */
1455 if (oldSize.cy != infoPtr->calcSize.cy)
1456 {
1457 NMHDR heightchange;
1458 REBAR_Notify(&heightchange, infoPtr, RBN_HEIGHTCHANGE);
1459 REBAR_AutoSize(infoPtr, FALSE);
1460 }
1461 }
1462
1463 /* iBeginBand must be visible */
1464 static int
1465 REBAR_SizeChildrenToHeight(const REBAR_INFO *infoPtr, int iBeginBand, int iEndBand, int extra, BOOL *fChanged)
1466 {
1467 int cyBandsOld;
1468 int cyBandsNew = 0;
1469 int i;
1470
1471 TRACE("[%d;%d) by %d\n", iBeginBand, iEndBand, extra);
1472
1473 cyBandsOld = REBAR_GetBand(infoPtr, iBeginBand)->rcBand.bottom -
1474 REBAR_GetBand(infoPtr, iBeginBand)->rcBand.top;
1475 for (i = iBeginBand; i < iEndBand; i = next_visible(infoPtr, i))
1476 {
1477 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, i);
1478 int cyMaxChild = cyBandsOld - REBARSPACE(lpBand) + extra;
1479 int cyChild = round_child_height(lpBand, cyMaxChild);
1480
1481 if (lpBand->hwndChild && cyChild != lpBand->cyChild && (lpBand->fStyle & RBBS_VARIABLEHEIGHT))
1482 {
1483 TRACE("Resizing %d: %d -> %d [%d]\n", i, lpBand->cyChild, cyChild, lpBand->cyMaxChild);
1484 *fChanged = TRUE;
1485 lpBand->cyChild = cyChild;
1486 lpBand->fDraw |= NTF_INVALIDATE;
1487 update_min_band_height(infoPtr, lpBand);
1488 }
1489 cyBandsNew = max(cyBandsNew, lpBand->cyMinBand);
1490 }
1491 return cyBandsNew - cyBandsOld;
1492 }
1493
1494 /* worker function for RB_SIZETORECT and RBS_AUTOSIZE */
1495 static VOID
1496 REBAR_SizeToHeight(REBAR_INFO *infoPtr, int height)
1497 {
1498 int extra = height - infoPtr->calcSize.cy; /* may be negative */
1499 BOOL fChanged = FALSE;
1500 UINT uNumRows = infoPtr->uNumRows;
1501 int i;
1502
1503 if (uNumRows == 0) /* avoid division by 0 */
1504 return;
1505
1506 /* That's not exactly what Windows does but should be similar */
1507
1508 /* Pass one: break-up/glue rows */
1509 if (extra > 0)
1510 {
1511 for (i = prev_visible(infoPtr, infoPtr->uNumBands); i > 0; i = prev_visible(infoPtr, i))
1512 {
1513 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, i);
1514 int cyBreakExtra; /* additional cy for the rebar after a RBBS_BREAK on this band */
1515
1516 height = lpBand->rcBand.bottom - lpBand->rcBand.top;
1517
1518 if (infoPtr->dwStyle & RBS_VARHEIGHT)
1519 cyBreakExtra = lpBand->cyRowSoFar; /* 'height' => 'lpBand->cyRowSoFar' + 'height'*/
1520 else
1521 cyBreakExtra = height; /* 'height' => 'height' + 'height'*/
1522 cyBreakExtra += SEP_WIDTH;
1523
1524 if (extra <= cyBreakExtra / 2)
1525 break;
1526
1527 if (!(lpBand->fStyle & RBBS_BREAK))
1528 {
1529 TRACE("Adding break on band %d - extra %d -> %d\n", i, extra, extra - cyBreakExtra);
1530 lpBand->fStyle |= RBBS_BREAK;
1531 lpBand->fDraw |= NTF_INVALIDATE;
1532 fChanged = TRUE;
1533 extra -= cyBreakExtra;
1534 uNumRows++;
1535 /* temporary change for _SizeControlsToHeight. The true values will be computed in _Layout */
1536 if (infoPtr->dwStyle & RBS_VARHEIGHT)
1537 lpBand->rcBand.bottom = lpBand->rcBand.top + lpBand->cyMinBand;
1538 }
1539 }
1540 }
1541 /* TODO: else if (extra < 0) { try to remove some RBBS_BREAKs } */
1542
1543 /* Pass two: increase/decrease control height */
1544 if (infoPtr->dwStyle & RBS_VARHEIGHT)
1545 {
1546 int i = first_visible(infoPtr);
1547 int iRow = 0;
1548 while (i < infoPtr->uNumBands)
1549 {
1550 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, i);
1551 int extraForRow = extra / (int)(uNumRows - iRow);
1552 int rowEnd;
1553
1554 /* we can't use get_row_end_for_band as we might have added RBBS_BREAK in the first phase */
1555 for (rowEnd = next_visible(infoPtr, i); rowEnd < infoPtr->uNumBands; rowEnd = next_visible(infoPtr, rowEnd))
1556 if (REBAR_GetBand(infoPtr, rowEnd)->iRow != lpBand->iRow ||
1557 REBAR_GetBand(infoPtr, rowEnd)->fStyle & RBBS_BREAK)
1558 break;
1559
1560 extra -= REBAR_SizeChildrenToHeight(infoPtr, i, rowEnd, extraForRow, &fChanged);
1561 TRACE("extra = %d\n", extra);
1562 i = rowEnd;
1563 iRow++;
1564 }
1565 }
1566 else
1567 REBAR_SizeChildrenToHeight(infoPtr, first_visible(infoPtr), infoPtr->uNumBands, extra / infoPtr->uNumRows, &fChanged);
1568
1569 if (fChanged)
1570 REBAR_Layout(infoPtr);
1571 }
1572
1573 static VOID
1574 REBAR_AutoSize(REBAR_INFO *infoPtr, BOOL needsLayout)
1575 {
1576 RECT rc, rcNew;
1577 NMRBAUTOSIZE autosize;
1578
1579 if (needsLayout)
1580 REBAR_Layout(infoPtr);
1581 GetClientRect(infoPtr->hwndSelf, &rc);
1582 REBAR_SizeToHeight(infoPtr, get_rect_cy(infoPtr, &rc));
1583 GetClientRect(infoPtr->hwndSelf, &rcNew);
1584
1585 GetClientRect(infoPtr->hwndSelf, &autosize.rcTarget);
1586 autosize.fChanged = EqualRect(&rc, &rcNew);
1587 autosize.rcTarget = rc;
1588 autosize.rcActual = rcNew;
1589 REBAR_Notify((NMHDR *)&autosize, infoPtr, RBN_AUTOSIZE);
1590 }
1591
1592 static VOID
1593 REBAR_ValidateBand (const REBAR_INFO *infoPtr, REBAR_BAND *lpBand)
1594 /* Function: This routine evaluates the band specs supplied */
1595 /* by the user and updates the following 5 fields in */
1596 /* the internal band structure: cxHeader, cyHeader, cxMinBand, cyMinBand, fStatus */
1597 {
1598 UINT header=0;
1599 UINT textheight=0, imageheight = 0;
1600 UINT i, nonfixed;
1601 REBAR_BAND *tBand;
1602
1603 lpBand->fStatus = 0;
1604 lpBand->cxMinBand = 0;
1605 lpBand->cyMinBand = 0;
1606
1607 /* Data coming in from users into the cx... and cy... fields */
1608 /* may be bad, just garbage, because the user never clears */
1609 /* the fields. RB_{SET|INSERT}BAND{A|W} just passes the data */
1610 /* along if the fields exist in the input area. Here we must */
1611 /* determine if the data is valid. I have no idea how MS does */
1612 /* the validation, but it does because the RB_GETBANDINFO */
1613 /* returns a 0 when I know the sample program passed in an */
1614 /* address. Here I will use the algorithm that if the value */
1615 /* is greater than 65535 then it is bad and replace it with */
1616 /* a zero. Feel free to improve the algorithm. - GA 12/2000 */
1617 if (lpBand->cxMinChild > 65535) lpBand->cxMinChild = 0;
1618 if (lpBand->cyMinChild > 65535) lpBand->cyMinChild = 0;
1619 if (lpBand->cx > 65535) lpBand->cx = 0;
1620 if (lpBand->cyChild > 65535) lpBand->cyChild = 0;
1621 if (lpBand->cyIntegral > 65535) lpBand->cyIntegral = 0;
1622 if (lpBand->cxIdeal > 65535) lpBand->cxIdeal = 0;
1623 if (lpBand->cxHeader > 65535) lpBand->cxHeader = 0;
1624
1625 /* TODO : we could try return to the caller if a value changed so that */
1626 /* a REBAR_Layout is needed. Till now the caller should call it */
1627 /* it always (we should also check what native does) */
1628
1629 /* Header is where the image, text and gripper exist */
1630 /* in the band and precede the child window. */
1631
1632 /* count number of non-FIXEDSIZE and non-Hidden bands */
1633 nonfixed = 0;
1634 for (i=0; i<infoPtr->uNumBands; i++){
1635 tBand = REBAR_GetBand(infoPtr, i);
1636 if (!HIDDENBAND(tBand) && !(tBand->fStyle & RBBS_FIXEDSIZE))
1637 nonfixed++;
1638 }
1639
1640 /* calculate gripper rectangle */
1641 if ( (!(lpBand->fStyle & RBBS_NOGRIPPER)) &&
1642 ( (lpBand->fStyle & RBBS_GRIPPERALWAYS) ||
1643 ( !(lpBand->fStyle & RBBS_FIXEDSIZE) && (nonfixed > 1)))
1644 ) {
1645 lpBand->fStatus |= HAS_GRIPPER;
1646 if (infoPtr->dwStyle & CCS_VERT)
1647 if (infoPtr->dwStyle & RBS_VERTICALGRIPPER)
1648 header += (GRIPPER_HEIGHT + REBAR_PRE_GRIPPER);
1649 else
1650 header += (GRIPPER_WIDTH + REBAR_PRE_GRIPPER);
1651 else
1652 header += (REBAR_PRE_GRIPPER + GRIPPER_WIDTH);
1653 /* Always have 4 pixels before anything else */
1654 header += REBAR_ALWAYS_SPACE;
1655 }
1656
1657 /* image is visible */
1658 if (lpBand->iImage != -1 && (infoPtr->himl)) {
1659 lpBand->fStatus |= HAS_IMAGE;
1660 if (infoPtr->dwStyle & CCS_VERT) {
1661 header += (infoPtr->imageSize.cy + REBAR_POST_IMAGE);
1662 imageheight = infoPtr->imageSize.cx + 4;
1663 }
1664 else {
1665 header += (infoPtr->imageSize.cx + REBAR_POST_IMAGE);
1666 imageheight = infoPtr->imageSize.cy + 4;
1667 }
1668 }
1669
1670 /* text is visible */
1671 if ((lpBand->fMask & RBBIM_TEXT) && (lpBand->lpText) &&
1672 !(lpBand->fStyle & RBBS_HIDETITLE)) {
1673 HDC hdc = GetDC (0);
1674 HFONT hOldFont = SelectObject (hdc, infoPtr->hFont);
1675 SIZE size;
1676
1677 lpBand->fStatus |= HAS_TEXT;
1678 GetTextExtentPoint32W (hdc, lpBand->lpText,
1679 lstrlenW (lpBand->lpText), &size);
1680 header += ((infoPtr->dwStyle & CCS_VERT) ? (size.cy + REBAR_POST_TEXT) : (size.cx + REBAR_POST_TEXT));
1681 textheight = (infoPtr->dwStyle & CCS_VERT) ? 0 : size.cy;
1682
1683 SelectObject (hdc, hOldFont);
1684 ReleaseDC (0, hdc);
1685 }
1686
1687 /* if no gripper but either image or text, then leave space */
1688 if ((lpBand->fStatus & (HAS_IMAGE | HAS_TEXT)) &&
1689 !(lpBand->fStatus & HAS_GRIPPER)) {
1690 header += REBAR_ALWAYS_SPACE;
1691 }
1692
1693 /* check if user overrode the header value */
1694 if (!(lpBand->fStyle & RBBS_UNDOC_FIXEDHEADER))
1695 lpBand->cxHeader = header;
1696 lpBand->cyHeader = max(textheight, imageheight);
1697
1698 /* Now compute minimum size of child window */
1699 update_min_band_height(infoPtr, lpBand); /* update lpBand->cyMinBand from cyHeader and cyChild*/
1700
1701 lpBand->cxMinBand = lpBand->cxMinChild + lpBand->cxHeader + REBAR_POST_CHILD;
1702 if (lpBand->fStyle & RBBS_USECHEVRON && lpBand->cxMinChild < lpBand->cxIdeal)
1703 lpBand->cxMinBand += CHEVRON_WIDTH;
1704 }
1705
1706 static UINT
1707 REBAR_CommonSetupBand(HWND hwnd, const REBARBANDINFOW *lprbbi, REBAR_BAND *lpBand)
1708 /* Function: This routine copies the supplied values from */
1709 /* user input (lprbbi) to the internal band structure. */
1710 /* It returns the mask of what changed. */
1711 {
1712 UINT uChanged = 0x0;
1713
1714 lpBand->fMask |= lprbbi->fMask;
1715
1716 if( (lprbbi->fMask & RBBIM_STYLE) &&
1717 (lpBand->fStyle != lprbbi->fStyle ) )
1718 {
1719 lpBand->fStyle = lprbbi->fStyle;
1720 uChanged |= RBBIM_STYLE;
1721 }
1722
1723 if( (lprbbi->fMask & RBBIM_COLORS) &&
1724 ( ( lpBand->clrFore != lprbbi->clrFore ) ||
1725 ( lpBand->clrBack != lprbbi->clrBack ) ) )
1726 {
1727 lpBand->clrFore = lprbbi->clrFore;
1728 lpBand->clrBack = lprbbi->clrBack;
1729 uChanged |= RBBIM_COLORS;
1730 }
1731
1732 if( (lprbbi->fMask & RBBIM_IMAGE) &&
1733 ( lpBand->iImage != lprbbi->iImage ) )
1734 {
1735 lpBand->iImage = lprbbi->iImage;
1736 uChanged |= RBBIM_IMAGE;
1737 }
1738
1739 if( (lprbbi->fMask & RBBIM_CHILD) &&
1740 (lprbbi->hwndChild != lpBand->hwndChild ) )
1741 {
1742 if (lprbbi->hwndChild) {
1743 lpBand->hwndChild = lprbbi->hwndChild;
1744 lpBand->hwndPrevParent =
1745 SetParent (lpBand->hwndChild, hwnd);
1746 /* below in trace from WinRAR */
1747 ShowWindow(lpBand->hwndChild, SW_SHOWNOACTIVATE | SW_SHOWNORMAL);
1748 /* above in trace from WinRAR */
1749 }
1750 else {
1751 TRACE("child: %p prev parent: %p\n",
1752 lpBand->hwndChild, lpBand->hwndPrevParent);
1753 lpBand->hwndChild = 0;
1754 lpBand->hwndPrevParent = 0;
1755 }
1756 uChanged |= RBBIM_CHILD;
1757 }
1758
1759 if( (lprbbi->fMask & RBBIM_CHILDSIZE) &&
1760 ( (lpBand->cxMinChild != lprbbi->cxMinChild) ||
1761 (lpBand->cyMinChild != lprbbi->cyMinChild ) ||
1762 ( (lprbbi->cbSize >= REBARBANDINFOA_V6_SIZE && (lpBand->fStyle & RBBS_VARIABLEHEIGHT)) &&
1763 ( (lpBand->cyChild != lprbbi->cyChild ) ||
1764 (lpBand->cyMaxChild != lprbbi->cyMaxChild ) ||
1765 (lpBand->cyIntegral != lprbbi->cyIntegral ) ) ) ||
1766 ( (lprbbi->cbSize < REBARBANDINFOA_V6_SIZE) &&
1767 ( (lpBand->cyChild ||
1768 lpBand->cyMaxChild ||
1769 lpBand->cyIntegral ) ) ) ) )
1770 {
1771 lpBand->cxMinChild = lprbbi->cxMinChild;
1772 lpBand->cyMinChild = lprbbi->cyMinChild;
1773 /* These fields where added in WIN32_IE == 0x400 and are set only for RBBS_VARIABLEHEIGHT bands */
1774 if (lprbbi->cbSize >= REBARBANDINFOA_V6_SIZE && (lpBand->fStyle & RBBS_VARIABLEHEIGHT)) {
1775 lpBand->cyMaxChild = lprbbi->cyMaxChild;
1776 lpBand->cyIntegral = lprbbi->cyIntegral;
1777
1778 lpBand->cyChild = round_child_height(lpBand, lprbbi->cyChild); /* make (cyChild - cyMinChild) a multiple of cyIntergral */
1779 }
1780 else {
1781 lpBand->cyChild = lpBand->cyMinChild;
1782 lpBand->cyMaxChild = 0x7fffffff;
1783 lpBand->cyIntegral = 0;
1784 }
1785 uChanged |= RBBIM_CHILDSIZE;
1786 }
1787
1788 if( (lprbbi->fMask & RBBIM_SIZE) &&
1789 (lpBand->cx != lprbbi->cx ) )
1790 {
1791 lpBand->cx = lprbbi->cx;
1792 uChanged |= RBBIM_SIZE;
1793 }
1794
1795 if( (lprbbi->fMask & RBBIM_BACKGROUND) &&
1796 ( lpBand->hbmBack != lprbbi->hbmBack ) )
1797 {
1798 lpBand->hbmBack = lprbbi->hbmBack;
1799 uChanged |= RBBIM_BACKGROUND;
1800 }
1801
1802 if( (lprbbi->fMask & RBBIM_ID) &&
1803 (lpBand->wID != lprbbi->wID ) )
1804 {
1805 lpBand->wID = lprbbi->wID;
1806 uChanged |= RBBIM_ID;
1807 }
1808
1809 /* check for additional data */
1810 if (lprbbi->cbSize >= REBARBANDINFOA_V6_SIZE) {
1811 if( (lprbbi->fMask & RBBIM_IDEALSIZE) &&
1812 ( lpBand->cxIdeal != lprbbi->cxIdeal ) )
1813 {
1814 lpBand->cxIdeal = lprbbi->cxIdeal;
1815 uChanged |= RBBIM_IDEALSIZE;
1816 }
1817
1818 if( (lprbbi->fMask & RBBIM_LPARAM) &&
1819 (lpBand->lParam != lprbbi->lParam ) )
1820 {
1821 lpBand->lParam = lprbbi->lParam;
1822 uChanged |= RBBIM_LPARAM;
1823 }
1824
1825 if( (lprbbi->fMask & RBBIM_HEADERSIZE) &&
1826 (lpBand->cxHeader != lprbbi->cxHeader ) )
1827 {
1828 lpBand->cxHeader = lprbbi->cxHeader;
1829 lpBand->fStyle |= RBBS_UNDOC_FIXEDHEADER;
1830 uChanged |= RBBIM_HEADERSIZE;
1831 }
1832 }
1833
1834 return uChanged;
1835 }
1836
1837 static LRESULT REBAR_EraseBkGnd (const REBAR_INFO *infoPtr, HDC hdc)
1838 /* Function: This erases the background rectangle by drawing */
1839 /* each band with its background color (or the default) and */
1840 /* draws each bands right separator if necessary. The row */
1841 /* separators are drawn on the first band of the next row. */
1842 {
1843 REBAR_BAND *lpBand;
1844 UINT i;
1845 INT oldrow;
1846 RECT cr;
1847 COLORREF old = CLR_NONE, new;
1848 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
1849
1850 GetClientRect (infoPtr->hwndSelf, &cr);
1851
1852 #ifdef __REACTOS__
1853 if (theme)
1854 {
1855 if (IsThemeBackgroundPartiallyTransparent(theme, 0, 0))
1856 {
1857 DrawThemeParentBackground (infoPtr->hwndSelf, hdc, &cr);
1858 }
1859 DrawThemeBackground (theme, hdc, 0, 0, &cr, NULL);
1860 }
1861 #endif
1862
1863 oldrow = -1;
1864 for(i=0; i<infoPtr->uNumBands; i++) {
1865 RECT rcBand;
1866 lpBand = REBAR_GetBand(infoPtr, i);
1867 if (HIDDENBAND(lpBand)) continue;
1868 translate_rect(infoPtr, &rcBand, &lpBand->rcBand);
1869
1870 /* draw band separator between rows */
1871 if (lpBand->iRow != oldrow) {
1872 oldrow = lpBand->iRow;
1873 if (infoPtr->dwStyle & RBS_BANDBORDERS) {
1874 RECT rcRowSep;
1875 rcRowSep = rcBand;
1876 if (infoPtr->dwStyle & CCS_VERT) {
1877 rcRowSep.right += SEP_WIDTH_SIZE;
1878 rcRowSep.bottom = infoPtr->calcSize.cx;
1879 if (theme)
1880 DrawThemeEdge (theme, hdc, RP_BAND, 0, &rcRowSep, EDGE_ETCHED, BF_RIGHT, NULL);
1881 else
1882 DrawEdge (hdc, &rcRowSep, EDGE_ETCHED, BF_RIGHT);
1883 }
1884 else {
1885 rcRowSep.bottom += SEP_WIDTH_SIZE;
1886 rcRowSep.right = infoPtr->calcSize.cx;
1887 if (theme)
1888 DrawThemeEdge (theme, hdc, RP_BAND, 0, &rcRowSep, EDGE_ETCHED, BF_BOTTOM, NULL);
1889 else
1890 DrawEdge (hdc, &rcRowSep, EDGE_ETCHED, BF_BOTTOM);
1891 }
1892 TRACE ("drawing band separator bottom (%s)\n",
1893 wine_dbgstr_rect(&rcRowSep));
1894 }
1895 }
1896
1897 /* draw band separator between bands in a row */
1898 if (infoPtr->dwStyle & RBS_BANDBORDERS && lpBand->rcBand.left > 0) {
1899 RECT rcSep;
1900 rcSep = rcBand;
1901 if (infoPtr->dwStyle & CCS_VERT) {
1902 rcSep.bottom = rcSep.top;
1903 rcSep.top -= SEP_WIDTH_SIZE;
1904 if (theme)
1905 DrawThemeEdge (theme, hdc, RP_BAND, 0, &rcSep, EDGE_ETCHED, BF_BOTTOM, NULL);
1906 else
1907 DrawEdge (hdc, &rcSep, EDGE_ETCHED, BF_BOTTOM);
1908 }
1909 else {
1910 rcSep.right = rcSep.left;
1911 rcSep.left -= SEP_WIDTH_SIZE;
1912 if (theme)
1913 DrawThemeEdge (theme, hdc, RP_BAND, 0, &rcSep, EDGE_ETCHED, BF_RIGHT, NULL);
1914 else
1915 DrawEdge (hdc, &rcSep, EDGE_ETCHED, BF_RIGHT);
1916 }
1917 TRACE("drawing band separator right (%s)\n",
1918 wine_dbgstr_rect(&rcSep));
1919 }
1920
1921 /* draw the actual background */
1922 if (lpBand->clrBack != CLR_NONE) {
1923 new = (lpBand->clrBack == CLR_DEFAULT) ? infoPtr->clrBtnFace :
1924 lpBand->clrBack;
1925 #if GLATESTING
1926 /* testing only - make background green to see it */
1927 new = RGB(0,128,0);
1928 #endif
1929 }
1930 else {
1931 /* In the absence of documentation for Rebar vs. CLR_NONE,
1932 * we will use the default BtnFace color. Note documentation
1933 * exists for Listview and Imagelist.
1934 */
1935 new = infoPtr->clrBtnFace;
1936 #if GLATESTING
1937 /* testing only - make background green to see it */
1938 new = RGB(0,128,0);
1939 #endif
1940 }
1941
1942 if (theme)
1943 {
1944 /* When themed, the background color is ignored (but not a
1945 * background bitmap */
1946 DrawThemeBackground (theme, hdc, 0, 0, &cr, &rcBand);
1947 }
1948 else
1949 {
1950 old = SetBkColor (hdc, new);
1951 TRACE("%s background color=0x%06x, band %s\n",
1952 (lpBand->clrBack == CLR_NONE) ? "none" :
1953 ((lpBand->clrBack == CLR_DEFAULT) ? "dft" : ""),
1954 GetBkColor(hdc), wine_dbgstr_rect(&rcBand));
1955 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rcBand, NULL, 0, 0);
1956 if (lpBand->clrBack != CLR_NONE)
1957 SetBkColor (hdc, old);
1958 }
1959 }
1960 return TRUE;
1961 }
1962
1963 static void
1964 REBAR_InternalHitTest (const REBAR_INFO *infoPtr, const POINT *lpPt, UINT *pFlags, INT *pBand)
1965 {
1966 REBAR_BAND *lpBand;
1967 RECT rect;
1968 UINT iCount;
1969
1970 GetClientRect (infoPtr->hwndSelf, &rect);
1971
1972 *pFlags = RBHT_NOWHERE;
1973 if (PtInRect (&rect, *lpPt))
1974 {
1975 if (infoPtr->uNumBands == 0) {
1976 *pFlags = RBHT_NOWHERE;
1977 if (pBand)
1978 *pBand = -1;
1979 TRACE("NOWHERE\n");
1980 return;
1981 }
1982 else {
1983 /* somewhere inside */
1984 for (iCount = 0; iCount < infoPtr->uNumBands; iCount++) {
1985 RECT rcBand;
1986 lpBand = REBAR_GetBand(infoPtr, iCount);
1987 translate_rect(infoPtr, &rcBand, &lpBand->rcBand);
1988 if (HIDDENBAND(lpBand)) continue;
1989 if (PtInRect (&rcBand, *lpPt)) {
1990 if (pBand)
1991 *pBand = iCount;
1992 if (PtInRect (&lpBand->rcGripper, *lpPt)) {
1993 *pFlags = RBHT_GRABBER;
1994 TRACE("ON GRABBER %d\n", iCount);
1995 return;
1996 }
1997 else if (PtInRect (&lpBand->rcCapImage, *lpPt)) {
1998 *pFlags = RBHT_CAPTION;
1999 TRACE("ON CAPTION %d\n", iCount);
2000 return;
2001 }
2002 else if (PtInRect (&lpBand->rcCapText, *lpPt)) {
2003 *pFlags = RBHT_CAPTION;
2004 TRACE("ON CAPTION %d\n", iCount);
2005 return;
2006 }
2007 else if (PtInRect (&lpBand->rcChild, *lpPt)) {
2008 *pFlags = RBHT_CLIENT;
2009 TRACE("ON CLIENT %d\n", iCount);
2010 return;
2011 }
2012 else if (PtInRect (&lpBand->rcChevron, *lpPt)) {
2013 *pFlags = RBHT_CHEVRON;
2014 TRACE("ON CHEVRON %d\n", iCount);
2015 return;
2016 }
2017 else {
2018 *pFlags = RBHT_NOWHERE;
2019 TRACE("NOWHERE %d\n", iCount);
2020 return;
2021 }
2022 }
2023 }
2024
2025 *pFlags = RBHT_NOWHERE;
2026 if (pBand)
2027 *pBand = -1;
2028
2029 TRACE("NOWHERE\n");
2030 return;
2031 }
2032 }
2033 else {
2034 *pFlags = RBHT_NOWHERE;
2035 if (pBand)
2036 *pBand = -1;
2037 TRACE("NOWHERE\n");
2038 return;
2039 }
2040 }
2041
2042 static void
2043 REBAR_HandleLRDrag (REBAR_INFO *infoPtr, const POINT *ptsmove)
2044 /* Function: This will implement the functionality of a */
2045 /* Gripper drag within a row. It will not implement "out- */
2046 /* of-row" drags. (They are detected and handled in */
2047 /* REBAR_MouseMove.) */
2048 {
2049 REBAR_BAND *hitBand;
2050 INT iHitBand, iRowBegin, iRowEnd;
2051 INT movement, xBand, cxLeft = 0;
2052 BOOL shrunkBands = FALSE;
2053
2054 iHitBand = infoPtr->iGrabbedBand;
2055 iRowBegin = get_row_begin_for_band(infoPtr, iHitBand);
2056 iRowEnd = get_row_end_for_band(infoPtr, iHitBand);
2057 hitBand = REBAR_GetBand(infoPtr, iHitBand);
2058
2059 xBand = hitBand->rcBand.left;
2060 movement = (infoPtr->dwStyle&CCS_VERT ? ptsmove->y : ptsmove->x)
2061 - (xBand + REBAR_PRE_GRIPPER - infoPtr->ihitoffset);
2062
2063 /* Dragging the first band in a row cannot cause shrinking */
2064 if(iHitBand != iRowBegin)
2065 {
2066 if (movement < 0) {
2067 cxLeft = REBAR_ShrinkBandsRTL(infoPtr, iRowBegin, iHitBand, -movement, TRUE);
2068
2069 if(cxLeft < -movement)
2070 {
2071 hitBand->cxEffective += -movement - cxLeft;
2072 hitBand->cx = hitBand->cxEffective;
2073 shrunkBands = TRUE;
2074 }
2075
2076 } else if (movement > 0) {
2077
2078 cxLeft = movement;
2079 if (prev_visible(infoPtr, iHitBand) >= 0)
2080 cxLeft = REBAR_ShrinkBandsLTR(infoPtr, iHitBand, iRowEnd, movement, TRUE);
2081
2082 if(cxLeft < movement)
2083 {
2084 REBAR_BAND *lpPrev = REBAR_GetBand(infoPtr, prev_visible(infoPtr, iHitBand));
2085 lpPrev->cxEffective += movement - cxLeft;
2086 lpPrev->cx = hitBand->cxEffective;
2087 shrunkBands = TRUE;
2088 }
2089
2090 }
2091 }
2092
2093 if(!shrunkBands)
2094 {
2095 /* It was not possible to move the band by shrinking bands.
2096 * Try relocating the band instead. */
2097 REBAR_MoveBandToRowOffset(infoPtr, iHitBand, iRowBegin,
2098 iRowEnd, xBand + movement, TRUE);
2099 }
2100
2101 REBAR_SetRowRectsX(infoPtr, iRowBegin, iRowEnd);
2102 if (infoPtr->dwStyle & CCS_VERT)
2103 REBAR_CalcVertBand(infoPtr, 0, infoPtr->uNumBands);
2104 else
2105 REBAR_CalcHorzBand(infoPtr, 0, infoPtr->uNumBands);
2106 REBAR_MoveChildWindows(infoPtr, iRowBegin, iRowEnd);
2107 }
2108
2109 static void
2110 REBAR_HandleUDDrag (REBAR_INFO *infoPtr, const POINT *ptsmove)
2111 {
2112 INT yOff = (infoPtr->dwStyle & CCS_VERT) ? ptsmove->x : ptsmove->y;
2113 INT iHitBand, iRowBegin, iNextRowBegin;
2114 REBAR_BAND *hitBand, *rowBeginBand;
2115
2116 if(infoPtr->uNumBands <= 0)
2117 ERR("There are no bands in this rebar\n");
2118
2119 /* Up/down dragging can only occur when there is more than one
2120 * band in the rebar */
2121 if(infoPtr->uNumBands <= 1)
2122 return;
2123
2124 iHitBand = infoPtr->iGrabbedBand;
2125 hitBand = REBAR_GetBand(infoPtr, iHitBand);
2126
2127 /* If we're taking a band that has the RBBS_BREAK style set, this
2128 * style needs to be reapplied to the band that is going to become
2129 * the new start of the row. */
2130 if((hitBand->fStyle & RBBS_BREAK) &&
2131 (iHitBand < infoPtr->uNumBands - 1))
2132 REBAR_GetBand(infoPtr, iHitBand + 1)->fStyle |= RBBS_BREAK;
2133
2134 if(yOff < 0)
2135 {
2136 /* Place the band above the current top row */
2137 if(iHitBand==0 && (infoPtr->uNumBands==1 || REBAR_GetBand(infoPtr, 1)->fStyle&RBBS_BREAK))
2138 return;
2139 DPA_DeletePtr(infoPtr->bands, iHitBand);
2140 hitBand->fStyle &= ~RBBS_BREAK;
2141 REBAR_GetBand(infoPtr, 0)->fStyle |= RBBS_BREAK;
2142 infoPtr->iGrabbedBand = DPA_InsertPtr(
2143 infoPtr->bands, 0, hitBand);
2144 }
2145 else if(yOff > REBAR_GetBand(infoPtr, infoPtr->uNumBands - 1)->rcBand.bottom)
2146 {
2147 /* Place the band below the current bottom row */
2148 if(iHitBand == infoPtr->uNumBands-1 && hitBand->fStyle&RBBS_BREAK)
2149 return;
2150 DPA_DeletePtr(infoPtr->bands, iHitBand);
2151 hitBand->fStyle |= RBBS_BREAK;
2152 infoPtr->iGrabbedBand = DPA_InsertPtr(
2153 infoPtr->bands, infoPtr->uNumBands - 1, hitBand);
2154 }
2155 else
2156 {
2157 /* Place the band in the prexisting row the mouse is hovering over */
2158 iRowBegin = first_visible(infoPtr);
2159 while(iRowBegin < infoPtr->uNumBands)
2160 {
2161 iNextRowBegin = get_row_end_for_band(infoPtr, iRowBegin);
2162 rowBeginBand = REBAR_GetBand(infoPtr, iRowBegin);
2163 if(rowBeginBand->rcBand.bottom > yOff)
2164 {
2165 REBAR_MoveBandToRowOffset(
2166 infoPtr, iHitBand, iRowBegin, iNextRowBegin,
2167 ((infoPtr->dwStyle & CCS_VERT) ? ptsmove->y : ptsmove->x)
2168 - REBAR_PRE_GRIPPER - infoPtr->ihitoffset, FALSE);
2169 break;
2170 }
2171
2172 iRowBegin = iNextRowBegin;
2173 }
2174 }
2175
2176 REBAR_Layout(infoPtr);
2177 }
2178
2179
2180 /* << REBAR_BeginDrag >> */
2181
2182
2183 static LRESULT
2184 REBAR_DeleteBand (REBAR_INFO *infoPtr, WPARAM wParam)
2185 {
2186 UINT uBand = (UINT)wParam;
2187 REBAR_BAND *lpBand;
2188
2189 if (uBand >= infoPtr->uNumBands)
2190 return FALSE;
2191
2192 TRACE("deleting band %u!\n", uBand);
2193 lpBand = REBAR_GetBand(infoPtr, uBand);
2194 REBAR_Notify_NMREBAR (infoPtr, uBand, RBN_DELETINGBAND);
2195 /* TODO: a return of 1 should probably cancel the deletion */
2196
2197 if (lpBand->hwndChild)
2198 ShowWindow(lpBand->hwndChild, SW_HIDE);
2199 Free(lpBand->lpText);
2200 Free(lpBand);
2201
2202 infoPtr->uNumBands--;
2203 DPA_DeletePtr(infoPtr->bands, uBand);
2204
2205 REBAR_Notify_NMREBAR (infoPtr, -1, RBN_DELETEDBAND);
2206
2207 /* if only 1 band left the re-validate to possible eliminate gripper */
2208 if (infoPtr->uNumBands == 1)
2209 REBAR_ValidateBand (infoPtr, REBAR_GetBand(infoPtr, 0));
2210
2211 REBAR_Layout(infoPtr);
2212
2213 return TRUE;
2214 }
2215
2216
2217 /* << REBAR_DragMove >> */
2218 /* << REBAR_EndDrag >> */
2219
2220
2221 static LRESULT
2222 REBAR_GetBandBorders (const REBAR_INFO *infoPtr, UINT uBand, RECT *lpRect)
2223 {
2224 REBAR_BAND *lpBand;
2225
2226 if (!lpRect)
2227 return 0;
2228 if (uBand >= infoPtr->uNumBands)
2229 return 0;
2230
2231 lpBand = REBAR_GetBand(infoPtr, uBand);
2232
2233 /* FIXME - the following values were determined by experimentation */
2234 /* with the REBAR Control Spy. I have guesses as to what the 4 and */
2235 /* 1 are, but I am not sure. There doesn't seem to be any actual */
2236 /* difference in size of the control area with and without the */
2237 /* style. - GA */
2238 if (infoPtr->dwStyle & RBS_BANDBORDERS) {
2239 if (infoPtr->dwStyle & CCS_VERT) {
2240 lpRect->left = 1;
2241 lpRect->top = lpBand->cxHeader + 4;
2242 lpRect->right = 1;
2243 lpRect->bottom = 0;
2244 }
2245 else {
2246 lpRect->left = lpBand->cxHeader + 4;
2247 lpRect->top = 1;
2248 lpRect->right = 0;
2249 lpRect->bottom = 1;
2250 }
2251 }
2252 else {
2253 lpRect->left = lpBand->cxHeader;
2254 }
2255 return 0;
2256 }
2257
2258
2259 static inline LRESULT
2260 REBAR_GetBandCount (const REBAR_INFO *infoPtr)
2261 {
2262 TRACE("band count %u!\n", infoPtr->uNumBands);
2263
2264 return infoPtr->uNumBands;
2265 }
2266
2267
2268 static LRESULT
2269 REBAR_GetBandInfoT(const REBAR_INFO *infoPtr, UINT uIndex, LPREBARBANDINFOW lprbbi, BOOL bUnicode)
2270 {
2271 REBAR_BAND *lpBand;
2272
2273 if (!lprbbi || lprbbi->cbSize < REBARBANDINFOA_V3_SIZE)
2274 return FALSE;
2275
2276 if (uIndex >= infoPtr->uNumBands)
2277 return FALSE;
2278
2279 TRACE("index %u (bUnicode=%d)\n", uIndex, bUnicode);
2280
2281 /* copy band information */
2282 lpBand = REBAR_GetBand(infoPtr, uIndex);
2283
2284 if (lprbbi->fMask & RBBIM_STYLE)
2285 lprbbi->fStyle = lpBand->fStyle;
2286
2287 if (lprbbi->fMask & RBBIM_COLORS) {
2288 lprbbi->clrFore = lpBand->clrFore;
2289 lprbbi->clrBack = lpBand->clrBack;
2290 if (lprbbi->clrBack == CLR_DEFAULT)
2291 lprbbi->clrBack = infoPtr->clrBtnFace;
2292 }
2293
2294 if (lprbbi->fMask & RBBIM_TEXT) {
2295 if (bUnicode)
2296 Str_GetPtrW(lpBand->lpText, lprbbi->lpText, lprbbi->cch);
2297 else
2298 Str_GetPtrWtoA(lpBand->lpText, (LPSTR)lprbbi->lpText, lprbbi->cch);
2299 }
2300
2301 if (lprbbi->fMask & RBBIM_IMAGE)
2302 lprbbi->iImage = lpBand->iImage;
2303
2304 if (lprbbi->fMask & RBBIM_CHILD)
2305 lprbbi->hwndChild = lpBand->hwndChild;
2306
2307 if (lprbbi->fMask & RBBIM_CHILDSIZE) {
2308 lprbbi->cxMinChild = lpBand->cxMinChild;
2309 lprbbi->cyMinChild = lpBand->cyMinChild;
2310 /* to make tests pass we follow Windows' behaviour and allow reading these fields only
2311 * for RBBS_VARIABLEHEIGHTS bands */
2312 if (lprbbi->cbSize >= REBARBANDINFOW_V6_SIZE && (lpBand->fStyle & RBBS_VARIABLEHEIGHT)) {
2313 lprbbi->cyChild = lpBand->cyChild;
2314 lprbbi->cyMaxChild = lpBand->cyMaxChild;
2315 lprbbi->cyIntegral = lpBand->cyIntegral;
2316 }
2317 }
2318
2319 if (lprbbi->fMask & RBBIM_SIZE)
2320 lprbbi->cx = lpBand->cx;
2321
2322 if (lprbbi->fMask & RBBIM_BACKGROUND)
2323 lprbbi->hbmBack = lpBand->hbmBack;
2324
2325 if (lprbbi->fMask & RBBIM_ID)
2326 lprbbi->wID = lpBand->wID;
2327
2328 /* check for additional data */
2329 if (lprbbi->cbSize >= REBARBANDINFOW_V6_SIZE) {
2330 if (lprbbi->fMask & RBBIM_IDEALSIZE)
2331 lprbbi->cxIdeal = lpBand->cxIdeal;
2332
2333 if (lprbbi->fMask & RBBIM_LPARAM)
2334 lprbbi->lParam = lpBand->lParam;
2335
2336 if (lprbbi->fMask & RBBIM_HEADERSIZE)
2337 lprbbi->cxHeader = lpBand->cxHeader;
2338 }
2339
2340 REBAR_DumpBandInfo(lprbbi);
2341
2342 return TRUE;
2343 }
2344
2345
2346 static LRESULT
2347 REBAR_GetBarHeight (const REBAR_INFO *infoPtr)
2348 {
2349 INT nHeight;
2350
2351 nHeight = infoPtr->calcSize.cy;
2352
2353 TRACE("height = %d\n", nHeight);
2354
2355 return nHeight;
2356 }
2357
2358
2359 static LRESULT
2360 REBAR_GetBarInfo (const REBAR_INFO *infoPtr, LPREBARINFO lpInfo)
2361 {
2362 if (!lpInfo || lpInfo->cbSize < sizeof (REBARINFO))
2363 return FALSE;
2364
2365 TRACE("getting bar info!\n");
2366
2367 if (infoPtr->himl) {
2368 lpInfo->himl = infoPtr->himl;
2369 lpInfo->fMask |= RBIM_IMAGELIST;
2370 }
2371
2372 return TRUE;
2373 }
2374
2375
2376 static inline LRESULT
2377 REBAR_GetBkColor (const REBAR_INFO *infoPtr)
2378 {
2379 COLORREF clr = infoPtr->clrBk;
2380
2381 if (clr == CLR_DEFAULT)
2382 clr = infoPtr->clrBtnFace;
2383
2384 TRACE("background color 0x%06x!\n", clr);
2385
2386 return clr;
2387 }
2388
2389
2390 /* << REBAR_GetColorScheme >> */
2391 /* << REBAR_GetDropTarget >> */
2392
2393
2394 static LRESULT
2395 REBAR_GetPalette (const REBAR_INFO *infoPtr)
2396 {
2397 FIXME("empty stub!\n");
2398
2399 return 0;
2400 }
2401
2402
2403 static LRESULT
2404 REBAR_GetRect (const REBAR_INFO *infoPtr, INT iBand, RECT *lprc)
2405 {
2406 REBAR_BAND *lpBand;
2407
2408 if (iBand < 0 || iBand >= infoPtr->uNumBands)
2409 return FALSE;
2410 if (!lprc)
2411 return FALSE;
2412
2413 lpBand = REBAR_GetBand(infoPtr, iBand);
2414 /* For CCS_VERT the coordinates will be swapped - like on Windows */
2415 *lprc = lpBand->rcBand;
2416
2417 TRACE("band %d, (%s)\n", iBand, wine_dbgstr_rect(lprc));
2418
2419 return TRUE;
2420 }
2421
2422
2423 static inline LRESULT
2424 REBAR_GetRowCount (const REBAR_INFO *infoPtr)
2425 {
2426 TRACE("%u\n", infoPtr->uNumRows);
2427
2428 return infoPtr->uNumRows;
2429 }
2430
2431
2432 static LRESULT
2433 REBAR_GetRowHeight (const REBAR_INFO *infoPtr, INT iRow)
2434 {
2435 int j = 0, ret = 0;
2436 UINT i;
2437 REBAR_BAND *lpBand;
2438
2439 for (i=0; i<infoPtr->uNumBands; i++) {
2440 lpBand = REBAR_GetBand(infoPtr, i);
2441 if (HIDDENBAND(lpBand)) continue;
2442 if (lpBand->iRow != iRow) continue;
2443 j = lpBand->rcBand.bottom - lpBand->rcBand.top;
2444 if (j > ret) ret = j;
2445 }
2446
2447 TRACE("row %d, height %d\n", iRow, ret);
2448
2449 return ret;
2450 }
2451
2452
2453 static inline LRESULT
2454 REBAR_GetTextColor (const REBAR_INFO *infoPtr)
2455 {
2456 TRACE("text color 0x%06x!\n", infoPtr->clrText);
2457
2458 return infoPtr->clrText;
2459 }
2460
2461
2462 static inline LRESULT
2463 REBAR_GetToolTips (const REBAR_INFO *infoPtr)
2464 {
2465 return (LRESULT)infoPtr->hwndToolTip;
2466 }
2467
2468
2469 static inline LRESULT
2470 REBAR_GetUnicodeFormat (const REBAR_INFO *infoPtr)
2471 {
2472 TRACE("%s hwnd=%p\n",
2473 infoPtr->bUnicode ? "TRUE" : "FALSE", infoPtr->hwndSelf);
2474
2475 return infoPtr->bUnicode;
2476 }
2477
2478
2479 static inline LRESULT
2480 REBAR_GetVersion (const REBAR_INFO *infoPtr)
2481 {
2482 TRACE("version %d\n", infoPtr->iVersion);
2483 return infoPtr->iVersion;
2484 }
2485
2486
2487 static LRESULT
2488 REBAR_HitTest (const REBAR_INFO *infoPtr, LPRBHITTESTINFO lprbht)
2489 {
2490 if (!lprbht)
2491 return -1;
2492
2493 REBAR_InternalHitTest (infoPtr, &lprbht->pt, &lprbht->flags, &lprbht->iBand);
2494
2495 return lprbht->iBand;
2496 }
2497
2498
2499 static LRESULT
2500 REBAR_IdToIndex (const REBAR_INFO *infoPtr, UINT uId)
2501 {
2502 UINT i;
2503
2504 if (infoPtr->uNumBands < 1)
2505 return -1;
2506
2507 for (i = 0; i < infoPtr->uNumBands; i++) {
2508 if (REBAR_GetBand(infoPtr, i)->wID == uId) {
2509 TRACE("id %u is band %u found!\n", uId, i);
2510 return i;
2511 }
2512 }
2513
2514 TRACE("id %u is not found\n", uId);
2515 return -1;
2516 }
2517
2518
2519 static LRESULT
2520 REBAR_InsertBandT(REBAR_INFO *infoPtr, INT iIndex, const REBARBANDINFOW *lprbbi, BOOL bUnicode)
2521 {
2522 REBAR_BAND *lpBand;
2523
2524 if (!lprbbi || lprbbi->cbSize < REBARBANDINFOA_V3_SIZE)
2525 return FALSE;
2526
2527 /* trace the index as signed to see the -1 */
2528 TRACE("insert band at %d (bUnicode=%d)!\n", iIndex, bUnicode);
2529 REBAR_DumpBandInfo(lprbbi);
2530
2531 if (!(lpBand = Alloc(sizeof(REBAR_BAND)))) return FALSE;
2532 if ((iIndex == -1) || (iIndex > infoPtr->uNumBands))
2533 iIndex = infoPtr->uNumBands;
2534 if (DPA_InsertPtr(infoPtr->bands, iIndex, lpBand) == -1)
2535 {
2536 Free(lpBand);
2537 return FALSE;
2538 }
2539 infoPtr->uNumBands++;
2540
2541 TRACE("index %d!\n", iIndex);
2542
2543 /* initialize band */
2544 memset(lpBand, 0, sizeof(*lpBand));
2545 lpBand->clrFore = infoPtr->clrText == CLR_NONE ? infoPtr->clrBtnText :
2546 infoPtr->clrText;
2547 lpBand->clrBack = infoPtr->clrBk == CLR_NONE ? infoPtr->clrBtnFace :
2548 infoPtr->clrBk;
2549 lpBand->iImage = -1;
2550
2551 REBAR_CommonSetupBand(infoPtr->hwndSelf, lprbbi, lpBand);
2552
2553 /* Make sure the defaults for these are correct */
2554 if (lprbbi->cbSize < REBARBANDINFOA_V6_SIZE || !(lpBand->fStyle & RBBS_VARIABLEHEIGHT)) {
2555 lpBand->cyChild = lpBand->cyMinChild;
2556 lpBand->cyMaxChild = 0x7fffffff;
2557 lpBand->cyIntegral = 0;
2558 }
2559
2560 if ((lprbbi->fMask & RBBIM_TEXT) && (lprbbi->lpText)) {
2561 if (bUnicode)
2562 Str_SetPtrW(&lpBand->lpText, lprbbi->lpText);
2563 else
2564 Str_SetPtrAtoW(&lpBand->lpText, (LPSTR)lprbbi->lpText);
2565 }
2566
2567 REBAR_ValidateBand (infoPtr, lpBand);
2568 /* On insert of second band, revalidate band 1 to possible add gripper */
2569 if (infoPtr->uNumBands == 2)
2570 REBAR_ValidateBand (infoPtr, REBAR_GetBand(infoPtr, 0));
2571
2572 REBAR_DumpBand (infoPtr);
2573
2574 REBAR_Layout(infoPtr);
2575 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2576
2577 return TRUE;
2578 }
2579
2580
2581 static LRESULT
2582 REBAR_MaximizeBand (const REBAR_INFO *infoPtr, INT iBand, LPARAM lParam)
2583 {
2584 REBAR_BAND *lpBand;
2585 int iRowBegin, iRowEnd;
2586 int cxDesired, extra, extraOrig;
2587 int cxIdealBand;
2588
2589 /* Validate */
2590 if (infoPtr->uNumBands == 0 || iBand < 0 || iBand >= infoPtr->uNumBands) {
2591 /* error !!! */
2592 ERR("Illegal MaximizeBand, requested=%d, current band count=%d\n",
2593 iBand, infoPtr->uNumBands);
2594 return FALSE;
2595 }
2596
2597 lpBand = REBAR_GetBand(infoPtr, iBand);
2598
2599 if (lpBand->fStyle & RBBS_HIDDEN)
2600 {
2601 /* Windows is buggy and creates a hole */
2602 WARN("Ignoring maximize request on a hidden band (%d)\n", iBand);
2603 return FALSE;
2604 }
2605
2606 cxIdealBand = lpBand->cxIdeal + lpBand->cxHeader + REBAR_POST_CHILD;
2607 if (lParam && (lpBand->cxEffective < cxIdealBand))
2608 cxDesired = cxIdealBand;
2609 else
2610 cxDesired = infoPtr->calcSize.cx;
2611
2612 iRowBegin = get_row_begin_for_band(infoPtr, iBand);
2613 iRowEnd = get_row_end_for_band(infoPtr, iBand);
2614 extraOrig = extra = cxDesired - lpBand->cxEffective;
2615 if (extra > 0)
2616 extra = REBAR_ShrinkBandsRTL(infoPtr, iRowBegin, iBand, extra, TRUE);
2617 if (extra > 0)
2618 extra = REBAR_ShrinkBandsLTR(infoPtr, next_visible(infoPtr, iBand), iRowEnd, extra, TRUE);
2619 lpBand->cxEffective += extraOrig - extra;
2620 lpBand->cx = lpBand->cxEffective;
2621 TRACE("(%d, %ld): Wanted size %d, obtained %d (shrink %d, %d)\n", iBand, lParam, cxDesired, lpBand->cx, extraOrig, extra);
2622 REBAR_SetRowRectsX(infoPtr, iRowBegin, iRowEnd);
2623
2624 if (infoPtr->dwStyle & CCS_VERT)
2625 REBAR_CalcVertBand(infoPtr, iRowBegin, iRowEnd);
2626 else
2627 REBAR_CalcHorzBand(infoPtr, iRowBegin, iRowEnd);
2628 REBAR_MoveChildWindows(infoPtr, iRowBegin, iRowEnd);
2629 return TRUE;
2630
2631 }
2632
2633
2634 static LRESULT
2635 REBAR_MinimizeBand (const REBAR_INFO *infoPtr, INT iBand)
2636 {
2637 REBAR_BAND *lpBand;
2638 int iPrev, iRowBegin, iRowEnd;
2639
2640 /* A "minimize" band is equivalent to "dragging" the gripper
2641 * of than band to the right till the band is only the size
2642 * of the cxHeader.
2643 */
2644
2645 /* Validate */
2646 if (infoPtr->uNumBands == 0 || iBand < 0 || iBand >= infoPtr->uNumBands) {
2647 /* error !!! */
2648 ERR("Illegal MinimizeBand, requested=%d, current band count=%d\n",
2649 iBand, infoPtr->uNumBands);
2650 return FALSE;
2651 }
2652
2653 /* compute amount of movement and validate */
2654 lpBand = REBAR_GetBand(infoPtr, iBand);
2655
2656 if (lpBand->fStyle & RBBS_HIDDEN)
2657 {
2658 /* Windows is buggy and creates a hole/overlap */
2659 WARN("Ignoring minimize request on a hidden band (%d)\n", iBand);
2660 return FALSE;
2661 }
2662
2663 iPrev = prev_visible(infoPtr, iBand);
2664 /* if first band in row */
2665 if (iPrev < 0 || REBAR_GetBand(infoPtr, iPrev)->iRow != lpBand->iRow) {
2666 int iNext = next_visible(infoPtr, iBand);
2667 if (iNext < infoPtr->uNumBands && REBAR_GetBand(infoPtr, iNext)->iRow == lpBand->iRow) {
2668 TRACE("(%d): Minimizing the first band in row is by maximizing the second\n", iBand);
2669 REBAR_MaximizeBand(infoPtr, iNext, FALSE);
2670 }
2671 else
2672 TRACE("(%d): Only one band in row - nothing to do\n", iBand);
2673 return TRUE;
2674 }
2675
2676 REBAR_GetBand(infoPtr, iPrev)->cxEffective += lpBand->cxEffective - lpBand->cxMinBand;
2677 REBAR_GetBand(infoPtr, iPrev)->cx = REBAR_GetBand(infoPtr, iPrev)->cxEffective;
2678 lpBand->cx = lpBand->cxEffective = lpBand->cxMinBand;
2679
2680 iRowBegin = get_row_begin_for_band(infoPtr, iBand);
2681 iRowEnd = get_row_end_for_band(infoPtr, iBand);
2682 REBAR_SetRowRectsX(infoPtr, iRowBegin, iRowEnd);
2683
2684 if (infoPtr->dwStyle & CCS_VERT)
2685 REBAR_CalcVertBand(infoPtr, iRowBegin, iRowEnd);
2686 else
2687 REBAR_CalcHorzBand(infoPtr, iRowBegin, iRowEnd);
2688 REBAR_MoveChildWindows(infoPtr, iRowBegin, iRowEnd);
2689 return FALSE;
2690 }
2691
2692
2693 static LRESULT
2694 REBAR_MoveBand (REBAR_INFO *infoPtr, INT iFrom, INT iTo)
2695 {
2696 REBAR_BAND *lpBand;
2697
2698 /* Validate */
2699 if ((infoPtr->uNumBands == 0) ||
2700 (iFrom < 0) || iFrom >= infoPtr->uNumBands ||
2701 (iTo < 0) || iTo >= infoPtr->uNumBands) {
2702 /* error !!! */
2703 ERR("Illegal MoveBand, from=%d, to=%d, current band count=%d\n",
2704 iFrom, iTo, infoPtr->uNumBands);
2705 return FALSE;
2706 }
2707
2708 lpBand = REBAR_GetBand(infoPtr, iFrom);
2709 DPA_DeletePtr(infoPtr->bands, iFrom);
2710 DPA_InsertPtr(infoPtr->bands, iTo, lpBand);
2711
2712 TRACE("moved band %d to index %d\n", iFrom, iTo);
2713 REBAR_DumpBand (infoPtr);
2714
2715 /* **************************************************** */
2716 /* */
2717 /* We do not do a REBAR_Layout here because the native */
2718 /* control does not do that. The actual layout and */
2719 /* repaint is done by the *next* real action, ex.: */
2720 /* RB_INSERTBAND, RB_DELETEBAND, RB_SIZETORECT, etc. */
2721 /* */
2722 /* **************************************************** */
2723
2724 return TRUE;
2725 }
2726
2727
2728 /* return TRUE if two strings are different */
2729 static BOOL
2730 REBAR_strdifW( LPCWSTR a, LPCWSTR b )
2731 {
2732 return ( (a && !b) || (b && !a) || (a && b && lstrcmpW(a, b) ) );
2733 }
2734
2735 static LRESULT
2736 REBAR_SetBandInfoT(REBAR_INFO *infoPtr, INT iBand, const REBARBANDINFOW *lprbbi, BOOL bUnicode)
2737 {
2738 REBAR_BAND *lpBand;
2739 UINT uChanged;
2740
2741 if (!lprbbi || lprbbi->cbSize < REBARBANDINFOA_V3_SIZE)
2742 return FALSE;
2743
2744 if (iBand >= infoPtr->uNumBands)
2745 return FALSE;
2746
2747 TRACE("index %d\n", iBand);
2748 REBAR_DumpBandInfo (lprbbi);
2749
2750 /* set band information */
2751 lpBand = REBAR_GetBand(infoPtr, iBand);
2752
2753 uChanged = REBAR_CommonSetupBand (infoPtr->hwndSelf, lprbbi, lpBand);
2754 if (lprbbi->fMask & RBBIM_TEXT) {
2755 LPWSTR wstr = NULL;
2756 if (bUnicode)
2757 Str_SetPtrW(&wstr, lprbbi->lpText);
2758 else
2759 Str_SetPtrAtoW(&wstr, (LPSTR)lprbbi->lpText);
2760
2761 if (REBAR_strdifW(wstr, lpBand->lpText)) {
2762 Free(lpBand->lpText);
2763 lpBand->lpText = wstr;
2764 uChanged |= RBBIM_TEXT;
2765 }
2766 else
2767 Free(wstr);
2768 }
2769
2770 REBAR_ValidateBand (infoPtr, lpBand);
2771
2772 REBAR_DumpBand (infoPtr);
2773
2774 if (uChanged & (RBBIM_CHILDSIZE | RBBIM_SIZE | RBBIM_STYLE | RBBIM_IMAGE)) {
2775 REBAR_Layout(infoPtr);
2776 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2777 }
2778
2779 return TRUE;
2780 }
2781
2782
2783 static LRESULT
2784 REBAR_SetBarInfo (REBAR_INFO *infoPtr, const REBARINFO *lpInfo)
2785 {
2786 REBAR_BAND *lpBand;
2787 UINT i;
2788
2789 if (!lpInfo || lpInfo->cbSize < sizeof (REBARINFO))
2790 return FALSE;
2791
2792 TRACE("setting bar info!\n");
2793
2794 if (lpInfo->fMask & RBIM_IMAGELIST) {
2795 infoPtr->himl = lpInfo->himl;
2796 if (infoPtr->himl) {
2797 INT cx, cy;
2798 ImageList_GetIconSize (infoPtr->himl, &cx, &cy);
2799 infoPtr->imageSize.cx = cx;
2800 infoPtr->imageSize.cy = cy;
2801 }
2802 else {
2803 infoPtr->imageSize.cx = 0;
2804 infoPtr->imageSize.cy = 0;
2805 }
2806 TRACE("new image cx=%d, cy=%d\n", infoPtr->imageSize.cx,
2807 infoPtr->imageSize.cy);
2808 }
2809
2810 /* revalidate all bands to reset flags for images in headers of bands */
2811 for (i=0; i<infoPtr->uNumBands; i++) {
2812 lpBand = REBAR_GetBand(infoPtr, i);
2813 REBAR_ValidateBand (infoPtr, lpBand);
2814 }
2815
2816 return TRUE;
2817 }
2818
2819
2820 static LRESULT
2821 REBAR_SetBkColor (REBAR_INFO *infoPtr, COLORREF clr)
2822 {
2823 COLORREF clrTemp;
2824
2825 clrTemp = infoPtr->clrBk;
2826 infoPtr->clrBk = clr;
2827
2828 TRACE("background color 0x%06x!\n", infoPtr->clrBk);
2829
2830 return clrTemp;
2831 }
2832
2833
2834 /* << REBAR_SetColorScheme >> */
2835 /* << REBAR_SetPalette >> */
2836
2837
2838 static LRESULT
2839 REBAR_SetParent (REBAR_INFO *infoPtr, HWND parent)
2840 {
2841 HWND hwndTemp = infoPtr->hwndNotify;
2842
2843 infoPtr->hwndNotify = parent;
2844
2845 return (LRESULT)hwndTemp;
2846 }
2847
2848
2849 static LRESULT
2850 REBAR_SetTextColor (REBAR_INFO *infoPtr, COLORREF clr)
2851 {
2852 COLORREF clrTemp;
2853
2854 clrTemp = infoPtr->clrText;
2855 infoPtr->clrText = clr;
2856
2857 TRACE("text color 0x%06x!\n", infoPtr->clrText);
2858
2859 return clrTemp;
2860 }
2861
2862
2863 /* << REBAR_SetTooltips >> */
2864
2865
2866 static inline LRESULT
2867 REBAR_SetUnicodeFormat (REBAR_INFO *infoPtr, BOOL unicode)
2868 {
2869 BOOL bTemp = infoPtr->bUnicode;
2870
2871 TRACE("to %s hwnd=%p, was %s\n",
2872 unicode ? "TRUE" : "FALSE", infoPtr->hwndSelf,
2873 (bTemp) ? "TRUE" : "FALSE");
2874
2875 infoPtr->bUnicode = unicode;
2876
2877 return bTemp;
2878 }
2879
2880
2881 static LRESULT
2882 REBAR_SetVersion (REBAR_INFO *infoPtr, INT iVersion)
2883 {
2884 INT iOldVersion = infoPtr->iVersion;
2885
2886 if (iVersion > COMCTL32_VERSION)
2887 return -1;
2888
2889 infoPtr->iVersion = iVersion;
2890
2891 TRACE("new version %d\n", iVersion);
2892
2893 return iOldVersion;
2894 }
2895
2896
2897 static LRESULT
2898 REBAR_ShowBand (REBAR_INFO *infoPtr, INT iBand, BOOL show)
2899 {
2900 REBAR_BAND *lpBand;
2901
2902 if (iBand < 0 || iBand >= infoPtr->uNumBands)
2903 return FALSE;
2904
2905 lpBand = REBAR_GetBand(infoPtr, iBand);
2906
2907 if (show) {
2908 TRACE("show band %d\n", iBand);
2909 lpBand->fStyle = lpBand->fStyle & ~RBBS_HIDDEN;
2910 if (IsWindow (lpBand->hwndChild))
2911 ShowWindow (lpBand->hwndChild, SW_SHOW);
2912 }
2913 else {
2914 TRACE("hide band %d\n", iBand);
2915 lpBand->fStyle = lpBand->fStyle | RBBS_HIDDEN;
2916 if (IsWindow (lpBand->hwndChild))
2917 ShowWindow (lpBand->hwndChild, SW_HIDE);
2918 }
2919
2920 REBAR_Layout(infoPtr);
2921 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2922
2923 return TRUE;
2924 }
2925
2926
2927 static LRESULT
2928 #ifdef __REACTOS__
2929 REBAR_SizeToRect (REBAR_INFO *infoPtr, WPARAM flags, RECT *lpRect)
2930 #else
2931 REBAR_SizeToRect (REBAR_INFO *infoPtr, const RECT *lpRect)
2932 #endif
2933 {
2934 if (!lpRect) return FALSE;
2935
2936 TRACE("[%s]\n", wine_dbgstr_rect(lpRect));
2937 REBAR_SizeToHeight(infoPtr, get_rect_cy(infoPtr, lpRect));
2938
2939 #ifdef __REACTOS__
2940 /* Note that this undocumented flag is available on comctl32 v6 or later */
2941 if ((flags & RBSTR_CHANGERECT) != 0)
2942 {
2943 RECT rcRebar;
2944 GetClientRect(infoPtr->hwndSelf, &rcRebar);
2945 lpRect->bottom = lpRect->top + (rcRebar.bottom - rcRebar.top);
2946 }
2947 #endif
2948 return TRUE;
2949 }
2950
2951
2952
2953 static LRESULT
2954 REBAR_Create (REBAR_INFO *infoPtr, LPCREATESTRUCTW cs)
2955 {
2956 RECT wnrc1, clrc1;
2957
2958 if (TRACE_ON(rebar)) {
2959 GetWindowRect(infoPtr->hwndSelf, &wnrc1);
2960 GetClientRect(infoPtr->hwndSelf, &clrc1);
2961 TRACE("window=(%s) client=(%s) cs=(%d,%d %dx%d)\n",
2962 wine_dbgstr_rect(&wnrc1), wine_dbgstr_rect(&clrc1),
2963 cs->x, cs->y, cs->cx, cs->cy);
2964 }
2965
2966 TRACE("created!\n");
2967
2968 if (OpenThemeData (infoPtr->hwndSelf, themeClass))
2969 {
2970 /* native seems to clear WS_BORDER when themed */
2971 infoPtr->dwStyle &= ~WS_BORDER;
2972 }
2973
2974 return 0;
2975 }
2976
2977
2978 static LRESULT
2979 REBAR_Destroy (REBAR_INFO *infoPtr)
2980 {
2981 REBAR_BAND *lpBand;
2982 UINT i;
2983
2984 /* clean up each band */
2985 for (i = 0; i < infoPtr->uNumBands; i++) {
2986 lpBand = REBAR_GetBand(infoPtr, i);
2987
2988 /* delete text strings */
2989 Free (lpBand->lpText);
2990 lpBand->lpText = NULL;
2991 /* destroy child window */
2992 DestroyWindow (lpBand->hwndChild);
2993 Free (lpBand);
2994 }
2995
2996 /* free band array */
2997 DPA_Destroy (infoPtr->bands);
2998 infoPtr->bands = NULL;
2999
3000 DestroyCursor (infoPtr->hcurArrow);
3001 DestroyCursor (infoPtr->hcurHorz);
3002 DestroyCursor (infoPtr->hcurVert);
3003 DestroyCursor (infoPtr->hcurDrag);
3004 if (infoPtr->hDefaultFont) DeleteObject (infoPtr->hDefaultFont);
3005 SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
3006
3007 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
3008
3009 /* free rebar info data */
3010 Free (infoPtr);
3011 TRACE("destroyed!\n");
3012 return 0;
3013 }
3014
3015 static LRESULT
3016 REBAR_GetFont (const REBAR_INFO *infoPtr)
3017 {
3018 return (LRESULT)infoPtr->hFont;
3019 }
3020
3021 static LRESULT
3022 REBAR_PushChevron(const REBAR_INFO *infoPtr, UINT uBand, LPARAM lParam)
3023 {
3024 if (uBand < infoPtr->uNumBands)
3025 {
3026 NMREBARCHEVRON nmrbc;
3027 REBAR_BAND *lpBand = REBAR_GetBand(infoPtr, uBand);
3028
3029 TRACE("Pressed chevron on band %u\n", uBand);
3030
3031 /* redraw chevron in pushed state */
3032 lpBand->fDraw |= DRAW_CHEVRONPUSHED;
3033 RedrawWindow(infoPtr->hwndSelf, &lpBand->rcChevron,0,
3034 RDW_ERASE|RDW_INVALIDATE|RDW_UPDATENOW);
3035
3036 /* notify app so it can display a popup menu or whatever */
3037 nmrbc.uBand = uBand;
3038 nmrbc.wID = lpBand->wID;
3039 nmrbc.lParam = lpBand->lParam;
3040 nmrbc.rc = lpBand->rcChevron;
3041 nmrbc.lParamNM = lParam;
3042 REBAR_Notify((NMHDR*)&nmrbc, infoPtr, RBN_CHEVRONPUSHED);
3043
3044 /* redraw chevron in previous state */
3045 lpBand->fDraw &= ~DRAW_CHEVRONPUSHED;
3046 InvalidateRect(infoPtr->hwndSelf, &lpBand->rcChevron, TRUE);
3047
3048 return TRUE;
3049 }
3050 return FALSE;
3051 }
3052
3053 static LRESULT
3054 REBAR_LButtonDown (REBAR_INFO *infoPtr, LPARAM lParam)
3055 {
3056 UINT htFlags;
3057 INT iHitBand;
3058 POINT ptMouseDown;
3059 ptMouseDown.x = (short)LOWORD(lParam);
3060 ptMouseDown.y = (short)HIWORD(lParam);
3061
3062 REBAR_InternalHitTest(infoPtr, &ptMouseDown, &htFlags, &iHitBand);
3063
3064 if (htFlags == RBHT_CHEVRON)
3065 {
3066 REBAR_PushChevron(infoPtr, iHitBand, 0);
3067 }
3068 else if (htFlags == RBHT_GRABBER || htFlags == RBHT_CAPTION)
3069 {
3070 REBAR_BAND *lpBand;
3071
3072 TRACE("Starting drag\n");
3073
3074 lpBand = REBAR_GetBand(infoPtr, iHitBand);
3075
3076 SetCapture (infoPtr->hwndSelf);
3077 infoPtr->iGrabbedBand = iHitBand;
3078
3079 /* save off the LOWORD and HIWORD of lParam as initial x,y */
3080 infoPtr->dragStart.x = (short)LOWORD(lParam);
3081 infoPtr->dragStart.y = (short)HIWORD(lParam);
3082 infoPtr->dragNow = infoPtr->dragStart;
3083 if (infoPtr->dwStyle & CCS_VERT)
3084 infoPtr->ihitoffset = infoPtr->dragStart.y - (lpBand->rcBand.left + REBAR_PRE_GRIPPER);
3085 else
3086 infoPtr->ihitoffset = infoPtr->dragStart.x - (lpBand->rcBand.left + REBAR_PRE_GRIPPER);
3087 }
3088 return 0;
3089 }
3090
3091 static LRESULT
3092 REBAR_LButtonUp (REBAR_INFO *infoPtr)
3093 {
3094 if (infoPtr->iGrabbedBand >= 0)
3095 {
3096 NMHDR layout;
3097 RECT rect;
3098
3099 infoPtr->dragStart.x = 0;
3100 infoPtr->dragStart.y = 0;
3101 infoPtr->dragNow = infoPtr->dragStart;
3102
3103 ReleaseCapture ();
3104
3105 if (infoPtr->fStatus & BEGIN_DRAG_ISSUED) {
3106 REBAR_Notify(&layout, infoPtr, RBN_LAYOUTCHANGED);
3107 REBAR_Notify_NMREBAR (infoPtr, infoPtr->iGrabbedBand, RBN_ENDDRAG);
3108 infoPtr->fStatus &= ~BEGIN_DRAG_ISSUED;
3109 }
3110
3111 infoPtr->iGrabbedBand = -1;
3112
3113 GetClientRect(infoPtr->hwndSelf, &rect);
3114 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
3115 }
3116
3117 return 0;
3118 }
3119
3120 static LRESULT
3121 REBAR_MouseLeave (REBAR_INFO *infoPtr)
3122 {
3123 if (infoPtr->ichevronhotBand >= 0)
3124 {
3125 REBAR_BAND *lpChevronBand = REBAR_GetBand(infoPtr, infoPtr->ichevronhotBand);
3126 if (lpChevronBand->fDraw & DRAW_CHEVRONHOT)
3127 {
3128 lpChevronBand->fDraw &= ~DRAW_CHEVRONHOT;
3129 InvalidateRect(infoPtr->hwndSelf, &lpChevronBand->rcChevron, TRUE);
3130 }
3131 }
3132 infoPtr->iOldBand = -1;
3133 infoPtr->ichevronhotBand = -2;
3134
3135 return TRUE;
3136 }
3137
3138 static LRESULT
3139 REBAR_MouseMove (REBAR_INFO *infoPtr, LPARAM lParam)
3140 {
3141 REBAR_BAND *lpChevronBand;
3142 POINT ptMove;
3143
3144 ptMove.x = (short)LOWORD(lParam);
3145 ptMove.y = (short)HIWORD(lParam);
3146
3147 /* if we are currently dragging a band */
3148 if (infoPtr->iGrabbedBand >= 0)
3149 {
3150 REBAR_BAND *band;
3151 int yPtMove = (infoPtr->dwStyle & CCS_VERT ? ptMove.x : ptMove.y);
3152
3153 if (GetCapture() != infoPtr->hwndSelf)
3154 ERR("We are dragging but haven't got capture?!?\n");
3155
3156 band = REBAR_GetBand(infoPtr, infoPtr->iGrabbedBand);
3157
3158 /* if mouse did not move much, exit */
3159 if ((abs(ptMove.x - infoPtr->dragNow.x) <= mindragx) &&
3160 (abs(ptMove.y - infoPtr->dragNow.y) <= mindragy)) return 0;
3161
3162 /* on first significant mouse movement, issue notify */
3163 if (!(infoPtr->fStatus & BEGIN_DRAG_ISSUED)) {
3164 if (REBAR_Notify_NMREBAR (infoPtr, -1, RBN_BEGINDRAG)) {
3165 /* Notify returned TRUE - abort drag */
3166 infoPtr->dragStart.x = 0;
3167 infoPtr->dragStart.y = 0;
3168 infoPtr->dragNow = infoPtr->dragStart;
3169 infoPtr->iGrabbedBand = -1;
3170 ReleaseCapture ();
3171 return 0;
3172 }
3173 infoPtr->fStatus |= BEGIN_DRAG_ISSUED;
3174 }
3175
3176 /* Test for valid drag case - must not be first band in row */
3177 if ((yPtMove < band->rcBand.top) ||
3178 (yPtMove > band->rcBand.bottom)) {
3179 REBAR_HandleUDDrag (infoPtr, &ptMove);
3180 }
3181 else {
3182 REBAR_HandleLRDrag (infoPtr, &ptMove);
3183 }
3184 }
3185 else
3186 {
3187 INT iHitBand;
3188 UINT htFlags;
3189 TRACKMOUSEEVENT trackinfo;
3190
3191 REBAR_InternalHitTest(infoPtr, &ptMove, &htFlags, &iHitBand);
3192
3193 if (infoPtr->iOldBand >= 0 && infoPtr->iOldBand == infoPtr->ichevronhotBand)
3194 {
3195 lpChevronBand = REBAR_GetBand(infoPtr, infoPtr->ichevronhotBand);
3196 if (lpChevronBand->fDraw & DRAW_CHEVRONHOT)
3197 {
3198 lpChevronBand->fDraw &= ~DRAW_CHEVRONHOT;
3199 InvalidateRect(infoPtr->hwndSelf, &lpChevronBand->rcChevron, TRUE);
3200 }
3201 infoPtr->ichevronhotBand = -2;
3202 }
3203
3204 if (htFlags == RBHT_CHEVRON)
3205 {
3206 /* fill in the TRACKMOUSEEVENT struct */
3207 trackinfo.cbSize = sizeof(TRACKMOUSEEVENT);
3208 trackinfo.dwFlags = TME_QUERY;
3209 trackinfo.hwndTrack = infoPtr->hwndSelf;
3210 trackinfo.dwHoverTime = 0;
3211
3212 /* call _TrackMouseEvent to see if we are currently tracking for this hwnd */
3213 _TrackMouseEvent(&trackinfo);
3214
3215 /* Make sure tracking is enabled so we receive a WM_MOUSELEAVE message */
3216 if(!(trackinfo.dwFlags & TME_LEAVE))
3217 {
3218 trackinfo.dwFlags = TME_LEAVE; /* notify upon leaving */
3219
3220 /* call TRACKMOUSEEVENT so we receive a WM_MOUSELEAVE message */
3221 /* and can properly deactivate the hot chevron */
3222 _TrackMouseEvent(&trackinfo);
3223 }
3224
3225 lpChevronBand = REBAR_GetBand(infoPtr, iHitBand);
3226 if (!(lpChevronBand->fDraw & DRAW_CHEVRONHOT))
3227 {
3228 lpChevronBand->fDraw |= DRAW_CHEVRONHOT;
3229 InvalidateRect(infoPtr->hwndSelf, &lpChevronBand->rcChevron, TRUE);
3230 infoPtr->ichevronhotBand = iHitBand;
3231 }
3232 }
3233 infoPtr->iOldBand = iHitBand;
3234 }
3235
3236 return 0;
3237 }
3238
3239
3240 static inline LRESULT
3241 REBAR_NCCalcSize (const REBAR_INFO *infoPtr, RECT *rect)
3242 {
3243 HTHEME theme;
3244
3245 if (infoPtr->dwStyle & WS_BORDER) {
3246 rect->left = min(rect->left + GetSystemMetrics(SM_CXEDGE), rect->right);
3247 rect->right = max(rect->right - GetSystemMetrics(SM_CXEDGE), rect->left);
3248 rect->top = min(rect->top + GetSystemMetrics(SM_CYEDGE), rect->bottom);
3249 rect->bottom = max(rect->bottom - GetSystemMetrics(SM_CYEDGE), rect->top);
3250 }
3251 else if ((theme = GetWindowTheme (infoPtr->hwndSelf)))
3252 {
3253 /* FIXME: should use GetThemeInt */
3254 #ifdef __REACTOS__
3255 rect->top = (rect->top + 1 < rect->bottom) ? rect->top : rect->bottom;
3256 #else
3257 rect->top = min(rect->top + 1, rect->bottom);
3258 #endif
3259 }
3260 TRACE("new client=(%s)\n", wine_dbgstr_rect(rect));
3261 return 0;
3262 }
3263
3264
3265 static LRESULT
3266 REBAR_NCCreate (HWND hwnd, const CREATESTRUCTW *cs)
3267 {
3268 REBAR_INFO *infoPtr = REBAR_GetInfoPtr (hwnd);
3269 RECT wnrc1, clrc1;
3270 NONCLIENTMETRICSW ncm;
3271 HFONT tfont;
3272
3273 if (infoPtr) {
3274 ERR("Strange info structure pointer *not* NULL\n");
3275 return FALSE;
3276 }
3277
3278 if (TRACE_ON(rebar)) {
3279 GetWindowRect(hwnd, &wnrc1);
3280 GetClientRect(hwnd, &clrc1);
3281 TRACE("window=(%s) client=(%s) cs=(%d,%d %dx%d)\n",
3282 wine_dbgstr_rect(&wnrc1), wine_dbgstr_rect(&clrc1),
3283 cs->x, cs->y, cs->cx, cs->cy);
3284 }
3285
3286 /* allocate memory for info structure */
3287 infoPtr = Alloc (sizeof(REBAR_INFO));
3288 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
3289
3290 /* initialize info structure - initial values are 0 */
3291 infoPtr->clrBk = CLR_NONE;
3292 infoPtr->clrText = CLR_NONE;
3293 infoPtr->clrBtnText = comctl32_color.clrBtnText;
3294 infoPtr->clrBtnFace = comctl32_color.clrBtnFace;
3295 infoPtr->iOldBand = -1;
3296 infoPtr->ichevronhotBand = -2;
3297 infoPtr->iGrabbedBand = -1;
3298 infoPtr->hwndSelf = hwnd;
3299 infoPtr->DoRedraw = TRUE;
3300 infoPtr->hcurArrow = LoadCursorW (0, (LPWSTR)IDC_ARROW);
3301 infoPtr->hcurHorz = LoadCursorW (0, (LPWSTR)IDC_SIZEWE);
3302 infoPtr->hcurVert = LoadCursorW (0, (LPWSTR)IDC_SIZENS);
3303 infoPtr->hcurDrag = LoadCursorW (0, (LPWSTR)IDC_SIZE);
3304 infoPtr->fStatus = 0;
3305 infoPtr->hFont = GetStockObject (SYSTEM_FONT);
3306 infoPtr->bands = DPA_Create(8);
3307
3308 /* issue WM_NOTIFYFORMAT to get unicode status of parent */
3309 REBAR_NotifyFormat(infoPtr, NF_REQUERY);
3310
3311 /* Stow away the original style */
3312 infoPtr->orgStyle = cs->style;
3313 /* add necessary styles to the requested styles */
3314 infoPtr->dwStyle = cs->style | WS_VISIBLE;
3315 if ((infoPtr->dwStyle & CCS_LAYOUT_MASK) == 0)
3316 infoPtr->dwStyle |= CCS_TOP;
3317 SetWindowLongW (hwnd, GWL_STYLE, infoPtr->dwStyle);
3318
3319 /* get font handle for Caption Font */
3320 ncm.cbSize = sizeof(ncm);
3321 SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, ncm.cbSize, &ncm, 0);
3322 /* if the font is bold, set to normal */
3323 if (ncm.lfCaptionFont.lfWeight > FW_NORMAL) {
3324 ncm.lfCaptionFont.lfWeight = FW_NORMAL;
3325 }
3326 tfont = CreateFontIndirectW (&ncm.lfCaptionFont);
3327 if (tfont) {
3328 infoPtr->hFont = infoPtr->hDefaultFont = tfont;
3329 }
3330
3331 return TRUE;
3332 }
3333
3334
3335 static LRESULT
3336 REBAR_NCHitTest (const REBAR_INFO *infoPtr, LPARAM lParam)
3337 {
3338 NMMOUSE nmmouse;
3339 POINT clpt;
3340 INT i;
3341 UINT scrap;
3342 LRESULT ret = HTCLIENT;
3343
3344 /*
3345 * Differences from doc at MSDN (as observed with version 4.71 of
3346 * comctl32.dll
3347 * 1. doc says nmmouse.pt is in screen coord, trace shows client coord.
3348 * 2. if band is not identified .dwItemSpec is 0xffffffff.
3349 * 3. native always seems to return HTCLIENT if notify return is 0.
3350 */
3351
3352 clpt.x = (short)LOWORD(lParam);
3353 clpt.y = (short)HIWORD(lParam);
3354 ScreenToClient (infoPtr->hwndSelf, &clpt);
3355 REBAR_InternalHitTest (infoPtr, &clpt, &scrap,
3356 (INT *)&nmmouse.dwItemSpec);
3357 nmmouse.dwItemData = 0;
3358 nmmouse.pt = clpt;
3359 #ifdef __REACTOS__
3360 nmmouse.dwHitInfo = scrap;
3361 #else
3362 nmmouse.dwHitInfo = 0;
3363 #endif
3364 if ((i = REBAR_Notify((NMHDR *) &nmmouse, infoPtr, NM_NCHITTEST))) {
3365 TRACE("notify changed return value from %ld to %d\n",
3366 ret, i);
3367 ret = (LRESULT) i;
3368 }
3369 TRACE("returning %ld, client point %s\n", ret, wine_dbgstr_point(&clpt));
3370 return ret;
3371 }
3372
3373
3374 static LRESULT
3375 REBAR_NCPaint (const REBAR_INFO *infoPtr)
3376 {
3377 RECT rcWindow;
3378 HDC hdc;
3379 HTHEME theme;
3380
3381 if (infoPtr->dwStyle & WS_MINIMIZE)
3382 return 0; /* Nothing to do */
3383
3384 if (infoPtr->dwStyle & WS_BORDER) {
3385
3386 /* adjust rectangle and draw the necessary edge */
3387 if (!(hdc = GetDCEx( infoPtr->hwndSelf, 0, DCX_USESTYLE | DCX_WINDOW )))
3388 return 0;
3389 GetWindowRect (infoPtr->hwndSelf, &rcWindow);
3390 OffsetRect (&rcWindow, -rcWindow.left, -rcWindow.top);
3391 TRACE("rect (%s)\n", wine_dbgstr_rect(&rcWindow));
3392 DrawEdge (hdc, &rcWindow, EDGE_ETCHED, BF_RECT);
3393 ReleaseDC( infoPtr->hwndSelf, hdc );
3394 }
3395 else if ((theme = GetWindowTheme (infoPtr->hwndSelf)))
3396 {
3397 /* adjust rectangle and draw the necessary edge */
3398 if (!(hdc = GetDCEx( infoPtr->hwndSelf, 0, DCX_USESTYLE | DCX_WINDOW )))
3399 return 0;
3400 GetWindowRect (infoPtr->hwndSelf, &rcWindow);
3401 OffsetRect (&rcWindow, -rcWindow.left, -rcWindow.top);
3402 TRACE("rect (%s)\n", wine_dbgstr_rect(&rcWindow));
3403 DrawThemeEdge (theme, hdc, 0, 0, &rcWindow, BDR_RAISEDINNER, BF_TOP, NULL);
3404 ReleaseDC( infoPtr->hwndSelf, hdc );
3405 }
3406
3407 return 0;
3408 }
3409
3410
3411 static LRESULT
3412 REBAR_NotifyFormat (REBAR_INFO *infoPtr, LPARAM cmd)
3413 {
3414 INT i;
3415
3416 if (cmd == NF_REQUERY) {
3417 i = SendMessageW(REBAR_GetNotifyParent (infoPtr),
3418 WM_NOTIFYFORMAT, (WPARAM)infoPtr->hwndSelf, NF_QUERY);
3419 if ((i != NFR_ANSI) && (i != NFR_UNICODE)) {
3420 ERR("wrong response to WM_NOTIFYFORMAT (%d), assuming ANSI\n", i);
3421 i = NFR_ANSI;
3422 }
3423 infoPtr->bUnicode = (i == NFR_UNICODE);
3424 return (LRESULT)i;
3425 }
3426 return (LRESULT)((infoPtr->bUnicode) ? NFR_UNICODE : NFR_ANSI);
3427 }
3428
3429
3430 static LRESULT
3431 REBAR_Paint (const REBAR_INFO *infoPtr, HDC hdc)
3432 {
3433 if (hdc) {
3434 TRACE("painting\n");
3435 #ifdef __REACTOS__
3436 REBAR_EraseBkGnd (infoPtr, hdc);
3437 #endif
3438 REBAR_Refresh (infoPtr, hdc);
3439 } else {
3440 PAINTSTRUCT ps;
3441 hdc = BeginPaint (infoPtr->hwndSelf, &ps);
3442 TRACE("painting (%s)\n", wine_dbgstr_rect(&ps.rcPaint));
3443 if (ps.fErase) {
3444 /* Erase area of paint if requested */
3445 REBAR_EraseBkGnd (infoPtr, hdc);
3446 }
3447 REBAR_Refresh (infoPtr, hdc);
3448 EndPaint (infoPtr->hwndSelf, &ps);
3449 }
3450
3451 return 0;
3452 }
3453
3454
3455 static LRESULT
3456 REBAR_SetCursor (const REBAR_INFO *infoPtr, LPARAM lParam)
3457 {
3458 POINT pt;
3459 UINT flags;
3460
3461 TRACE("code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
3462
3463 GetCursorPos (&pt);
3464 ScreenToClient (infoPtr->hwndSelf, &pt);
3465
3466 REBAR_InternalHitTest (infoPtr, &pt, &flags, NULL);
3467
3468 if (flags == RBHT_GRABBER) {
3469 if ((infoPtr->dwStyle & CCS_VERT) &&
3470 !(infoPtr->dwStyle & RBS_VERTICALGRIPPER))
3471 SetCursor (infoPtr->hcurVert);
3472 else
3473 SetCursor (infoPtr->hcurHorz);
3474 }
3475 else if (flags != RBHT_CLIENT)
3476 SetCursor (infoPtr->hcurArrow);
3477
3478 return 0;
3479 }
3480
3481
3482 static LRESULT
3483 REBAR_SetFont (REBAR_INFO *infoPtr, HFONT font)
3484 {
3485 REBAR_BAND *lpBand;
3486 UINT i;
3487
3488 infoPtr->hFont = font;
3489
3490 /* revalidate all bands to change sizes of text in headers of bands */
3491 for (i=0; i<infoPtr->uNumBands; i++) {
3492 lpBand = REBAR_GetBand(infoPtr, i);
3493 REBAR_ValidateBand (infoPtr, lpBand);
3494 }
3495
3496 REBAR_Layout(infoPtr);
3497 return 0;
3498 }
3499
3500
3501 /*****************************************************
3502 *
3503 * Handles the WM_SETREDRAW message.
3504 *
3505 * Documentation:
3506 * According to testing V4.71 of COMCTL32 returns the
3507 * *previous* status of the redraw flag (either 0 or -1)
3508 * instead of the MSDN documented value of 0 if handled
3509 *
3510 *****************************************************/
3511 static inline LRESULT
3512 REBAR_SetRedraw (REBAR_INFO *infoPtr, BOOL redraw)
3513 {
3514 BOOL oldredraw = infoPtr->DoRedraw;
3515
3516 TRACE("set to %s, fStatus=%08x\n",
3517 (redraw) ? "TRUE" : "FALSE", infoPtr->fStatus);
3518 infoPtr->DoRedraw = redraw;
3519 if (redraw) {
3520 if (infoPtr->fStatus & BAND_NEEDS_REDRAW) {
3521 REBAR_MoveChildWindows (infoPtr, 0, infoPtr->uNumBands);
3522 REBAR_ForceResize (infoPtr);
3523 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
3524 }
3525 infoPtr->fStatus &= ~BAND_NEEDS_REDRAW;
3526 }
3527 return (oldredraw) ? -1 : 0;
3528 }
3529
3530
3531 static LRESULT
3532 REBAR_Size (REBAR_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
3533 {
3534 TRACE("wParam=%lx, lParam=%lx\n", wParam, lParam);
3535
3536 /* avoid _Layout resize recursion (but it shouldn't be infinite and it seems Windows does recurse) */
3537 if (infoPtr->fStatus & SELF_RESIZE) {
3538 infoPtr->fStatus &= ~SELF_RESIZE;
3539 TRACE("SELF_RESIZE was set, reset, fStatus=%08x lparam=%08lx\n",
3540 infoPtr->fStatus, lParam);
3541 return 0;
3542 }
3543
3544 if (infoPtr->dwStyle & RBS_AUTOSIZE)
3545 REBAR_AutoSize(infoPtr, TRUE);
3546 else
3547 REBAR_Layout(infoPtr);
3548
3549 return 0;
3550 }
3551
3552
3553 static LRESULT
3554 REBAR_StyleChanged (REBAR_INFO *infoPtr, INT nType, const STYLESTRUCT *lpStyle)
3555 {
3556 TRACE("current style=%08x, styleOld=%08x, style being set to=%08x\n",
3557 infoPtr->dwStyle, lpStyle->styleOld, lpStyle->styleNew);
3558 if (nType == GWL_STYLE)
3559 {
3560 infoPtr->orgStyle = infoPtr->dwStyle = lpStyle->styleNew;
3561 if (GetWindowTheme (infoPtr->hwndSelf))
3562 infoPtr->dwStyle &= ~WS_BORDER;
3563 /* maybe it should be COMMON_STYLES like in toolbar */
3564 if ((lpStyle->styleNew ^ lpStyle->styleOld) & CCS_VERT)
3565 REBAR_Layout(infoPtr);
3566 }
3567 return FALSE;
3568 }
3569
3570 /* update theme after a WM_THEMECHANGED message */
3571 static LRESULT theme_changed (REBAR_INFO* infoPtr)
3572 {
3573 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
3574 CloseThemeData (theme);
3575 theme = OpenThemeData (infoPtr->hwndSelf, themeClass);
3576 /* WS_BORDER disappears when theming is enabled and reappears when
3577 * disabled... */
3578 infoPtr->dwStyle &= ~WS_BORDER;
3579 infoPtr->dwStyle |= theme ? 0 : (infoPtr->orgStyle & WS_BORDER);
3580 return 0;
3581 }
3582
3583 static LRESULT
3584 REBAR_WindowPosChanged (const REBAR_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
3585 {
3586 LRESULT ret;
3587 RECT rc;
3588
3589 ret = DefWindowProcW(infoPtr->hwndSelf, WM_WINDOWPOSCHANGED,
3590 wParam, lParam);
3591 GetWindowRect(infoPtr->hwndSelf, &rc);
3592 TRACE("hwnd %p new pos (%s)\n", infoPtr->hwndSelf, wine_dbgstr_rect(&rc));
3593 return ret;
3594 }
3595
3596
3597 static LRESULT WINAPI
3598 REBAR_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
3599 {
3600 REBAR_INFO *infoPtr = REBAR_GetInfoPtr (hwnd);
3601
3602 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n",
3603 hwnd, uMsg, wParam, lParam);
3604 if (!infoPtr && (uMsg != WM_NCCREATE))
3605 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
3606 switch (uMsg)
3607 {
3608 /* case RB_BEGINDRAG: */
3609
3610 case RB_DELETEBAND:
3611 return REBAR_DeleteBand (infoPtr, wParam);
3612
3613 /* case RB_DRAGMOVE: */
3614 /* case RB_ENDDRAG: */
3615
3616 case RB_GETBANDBORDERS:
3617 return REBAR_GetBandBorders (infoPtr, wParam, (LPRECT)lParam);
3618
3619 case RB_GETBANDCOUNT:
3620 return REBAR_GetBandCount (infoPtr);
3621
3622 case RB_GETBANDINFO_OLD:
3623 case RB_GETBANDINFOA:
3624 case RB_GETBANDINFOW:
3625 return REBAR_GetBandInfoT(infoPtr, wParam, (LPREBARBANDINFOW)lParam,
3626 uMsg == RB_GETBANDINFOW);
3627 case RB_GETBARHEIGHT:
3628 return REBAR_GetBarHeight (infoPtr);
3629
3630 case RB_GETBARINFO:
3631 return REBAR_GetBarInfo (infoPtr, (LPREBARINFO)lParam);
3632
3633 case RB_GETBKCOLOR:
3634 return REBAR_GetBkColor (infoPtr);
3635
3636 /* case RB_GETCOLORSCHEME: */
3637 /* case RB_GETDROPTARGET: */
3638
3639 case RB_GETPALETTE:
3640 return REBAR_GetPalette (infoPtr);
3641
3642 case RB_GETRECT:
3643 return REBAR_GetRect (infoPtr, wParam, (LPRECT)lParam);
3644
3645 case RB_GETROWCOUNT:
3646 return REBAR_GetRowCount (infoPtr);
3647
3648 case RB_GETROWHEIGHT:
3649 return REBAR_GetRowHeight (infoPtr, wParam);
3650
3651 case RB_GETTEXTCOLOR:
3652 return REBAR_GetTextColor (infoPtr);
3653
3654 case RB_GETTOOLTIPS:
3655 return REBAR_GetToolTips (infoPtr);
3656
3657 case RB_GETUNICODEFORMAT:
3658 return REBAR_GetUnicodeFormat (infoPtr);
3659
3660 case CCM_GETVERSION:
3661 return REBAR_GetVersion (infoPtr);
3662
3663 case RB_HITTEST:
3664 return REBAR_HitTest (infoPtr, (LPRBHITTESTINFO)lParam);
3665
3666 case RB_IDTOINDEX:
3667 return REBAR_IdToIndex (infoPtr, wParam);
3668
3669 case RB_INSERTBANDA:
3670 case RB_INSERTBANDW:
3671 return REBAR_InsertBandT(infoPtr, wParam, (LPREBARBANDINFOW)lParam,
3672 uMsg == RB_INSERTBANDW);
3673 case RB_MAXIMIZEBAND:
3674 return REBAR_MaximizeBand (infoPtr, wParam, lParam);
3675
3676 case RB_MINIMIZEBAND:
3677 return REBAR_MinimizeBand (infoPtr, wParam);
3678
3679 case RB_MOVEBAND:
3680 return REBAR_MoveBand (infoPtr, wParam, lParam);
3681
3682 case RB_PUSHCHEVRON:
3683 return REBAR_PushChevron (infoPtr, wParam, lParam);
3684
3685 case RB_SETBANDINFOA:
3686 case RB_SETBANDINFOW:
3687 return REBAR_SetBandInfoT(infoPtr, wParam, (LPREBARBANDINFOW)lParam,
3688 uMsg == RB_SETBANDINFOW);
3689 case RB_SETBARINFO:
3690 return REBAR_SetBarInfo (infoPtr, (LPREBARINFO)lParam);
3691
3692 case RB_SETBKCOLOR:
3693 return REBAR_SetBkColor (infoPtr, lParam);
3694
3695 /* case RB_SETCOLORSCHEME: */
3696 /* case RB_SETPALETTE: */
3697
3698 case RB_SETPARENT:
3699 return REBAR_SetParent (infoPtr, (HWND)wParam);
3700
3701 case RB_SETTEXTCOLOR:
3702 return REBAR_SetTextColor (infoPtr, lParam);
3703
3704 /* case RB_SETTOOLTIPS: */
3705
3706 case RB_SETUNICODEFORMAT:
3707 return REBAR_SetUnicodeFormat (infoPtr, wParam);
3708
3709 case CCM_SETVERSION:
3710 return REBAR_SetVersion (infoPtr, (INT)wParam);
3711
3712 case RB_SHOWBAND:
3713 return REBAR_ShowBand (infoPtr, wParam, lParam);
3714
3715 case RB_SIZETORECT:
3716 #ifdef __REACTOS__
3717 return REBAR_SizeToRect (infoPtr, wParam, (LPRECT)lParam);
3718 #else
3719 return REBAR_SizeToRect (infoPtr, (LPCRECT)lParam);
3720 #endif
3721
3722
3723 /* Messages passed to parent */
3724 case WM_COMMAND:
3725 case WM_DRAWITEM:
3726 case WM_NOTIFY:
3727 case WM_MEASUREITEM:
3728 return SendMessageW(REBAR_GetNotifyParent (infoPtr), uMsg, wParam, lParam);
3729
3730
3731 /* case WM_CHARTOITEM: supported according to ControlSpy */
3732
3733 case WM_CREATE:
3734 return REBAR_Create (infoPtr, (LPCREATESTRUCTW)lParam);
3735
3736 case WM_DESTROY:
3737 return REBAR_Destroy (infoPtr);
3738
3739 case WM_ERASEBKGND:
3740 return REBAR_EraseBkGnd (infoPtr, (HDC)wParam);
3741
3742 case WM_GETFONT:
3743 return REBAR_GetFont (infoPtr);
3744
3745 /* case WM_LBUTTONDBLCLK: supported according to ControlSpy */
3746
3747 case WM_LBUTTONDOWN:
3748 return REBAR_LButtonDown (infoPtr, lParam);
3749
3750 case WM_LBUTTONUP:
3751 return REBAR_LButtonUp (infoPtr);
3752
3753 case WM_MOUSEMOVE:
3754 return REBAR_MouseMove (infoPtr, lParam);
3755
3756 case WM_MOUSELEAVE:
3757 return REBAR_MouseLeave (infoPtr);
3758
3759 case WM_NCCALCSIZE:
3760 return REBAR_NCCalcSize (infoPtr, (RECT*)lParam);
3761
3762 case WM_NCCREATE:
3763 return REBAR_NCCreate (hwnd, (LPCREATESTRUCTW)lParam);
3764
3765 case WM_NCHITTEST:
3766 return REBAR_NCHitTest (infoPtr, lParam);
3767
3768 case WM_NCPAINT:
3769 return REBAR_NCPaint (infoPtr);
3770
3771 case WM_NOTIFYFORMAT:
3772 return REBAR_NotifyFormat (infoPtr, lParam);
3773
3774 case WM_PRINTCLIENT:
3775 case WM_PAINT:
3776 return REBAR_Paint (infoPtr, (HDC)wParam);
3777
3778 /* case WM_PALETTECHANGED: supported according to ControlSpy */
3779 /* case WM_QUERYNEWPALETTE:supported according to ControlSpy */
3780 /* case WM_RBUTTONDOWN: supported according to ControlSpy */
3781 /* case WM_RBUTTONUP: supported according to ControlSpy */
3782
3783 case WM_SETCURSOR:
3784 return REBAR_SetCursor (infoPtr, lParam);
3785
3786 case WM_SETFONT:
3787 return REBAR_SetFont (infoPtr, (HFONT)wParam);
3788
3789 case WM_SETREDRAW:
3790 return REBAR_SetRedraw (infoPtr, wParam);
3791
3792 case WM_SIZE:
3793 return REBAR_Size (infoPtr, wParam, lParam);
3794
3795 case WM_STYLECHANGED:
3796 return REBAR_StyleChanged (infoPtr, wParam, (LPSTYLESTRUCT)lParam);
3797
3798 case WM_THEMECHANGED:
3799 return theme_changed (infoPtr);
3800
3801 case WM_SYSCOLORCHANGE:
3802 COMCTL32_RefreshSysColors();
3803 #ifdef __REACTOS__
3804 /* r51522 - Properly support WM_SYSCOLORCHANGE */
3805 infoPtr->clrBtnText = comctl32_color.clrBtnText;
3806 infoPtr->clrBtnFace = comctl32_color.clrBtnFace;
3807 #endif
3808 return 0;
3809
3810 /* case WM_VKEYTOITEM: supported according to ControlSpy */
3811 /* case WM_WININICHANGE: */
3812
3813 case WM_WINDOWPOSCHANGED:
3814 return REBAR_WindowPosChanged (infoPtr, wParam, lParam);
3815
3816 default:
3817 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
3818 ERR("unknown msg %04x wp=%08lx lp=%08lx\n",
3819 uMsg, wParam, lParam);
3820 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
3821 }
3822 }
3823
3824
3825 VOID
3826 REBAR_Register (void)
3827 {
3828 WNDCLASSW wndClass;
3829
3830 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
3831 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
3832 wndClass.lpfnWndProc = REBAR_WindowProc;
3833 wndClass.cbClsExtra = 0;
3834 wndClass.cbWndExtra = sizeof(REBAR_INFO *);
3835 wndClass.hCursor = 0;
3836 wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
3837 #if GLATESTING
3838 wndClass.hbrBackground = CreateSolidBrush(RGB(0,128,0));
3839 #endif
3840 wndClass.lpszClassName = REBARCLASSNAMEW;
3841
3842 RegisterClassW (&wndClass);
3843
3844 mindragx = GetSystemMetrics (SM_CXDRAG);
3845 mindragy = GetSystemMetrics (SM_CYDRAG);
3846
3847 }
3848
3849
3850 VOID
3851 REBAR_Unregister (void)
3852 {
3853 UnregisterClassW (REBARCLASSNAMEW, NULL);
3854 }
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